[INFO] cloning repository https://github.com/sungyeonkwon/timebar
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sungyeonkwon/timebar" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsungyeonkwon%2Ftimebar", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsungyeonkwon%2Ftimebar'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a73cbd3317a50785cce527f182ae761ce4f7daf0
[INFO] checking sungyeonkwon/timebar against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsungyeonkwon%2Ftimebar" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sungyeonkwon/timebar on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sungyeonkwon/timebar
[INFO] finished tweaking git repo https://github.com/sungyeonkwon/timebar
[INFO] tweaked toml for git repo https://github.com/sungyeonkwon/timebar written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/sungyeonkwon/timebar already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded itoa v0.3.4
[INFO] [stderr]   Downloaded serde_codegen_internals v0.14.2
[INFO] [stderr]   Downloaded app_dirs v1.2.1
[INFO] [stderr]   Downloaded preferences v1.1.0
[INFO] [stderr]   Downloaded dtoa v0.4.7
[INFO] [stderr]   Downloaded shell32-sys v0.1.2
[INFO] [stderr]   Downloaded ole32-sys v0.2.0
[INFO] [stderr]   Downloaded serde_json v0.9.10
[INFO] [stderr]   Downloaded serde_derive v0.9.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 56d8edb32db275220d43980d18c63f74ce6922df4acc047ccc586fd6a69eb66f
[INFO] running `Command { std: "docker" "start" "-a" "56d8edb32db275220d43980d18c63f74ce6922df4acc047ccc586fd6a69eb66f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56d8edb32db275220d43980d18c63f74ce6922df4acc047ccc586fd6a69eb66f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56d8edb32db275220d43980d18c63f74ce6922df4acc047ccc586fd6a69eb66f", kill_on_drop: false }`
[INFO] [stdout] 56d8edb32db275220d43980d18c63f74ce6922df4acc047ccc586fd6a69eb66f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21a225d464da2deb8022e28c80b3e5d8516b509e4b51642a2491dfaba3109262
[INFO] running `Command { std: "docker" "start" "-a" "21a225d464da2deb8022e28c80b3e5d8516b509e4b51642a2491dfaba3109262", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking serde v0.9.15
[INFO] [stderr]     Checking dtoa v0.4.7
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking app_dirs v1.2.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking termion v1.5.5
[INFO] [stderr]    Compiling serde_codegen_internals v0.14.2
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]    Compiling serde_derive v0.9.15
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking serde_json v0.9.10
[INFO] [stderr]     Checking preferences v1.1.0
[INFO] [stderr]     Checking timebar v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `NaiveDate` is imported redundantly
[INFO] [stdout]  --> src/bar/dday.rs:7:14
[INFO] [stdout]   |
[INFO] [stdout] 6 | use chrono::prelude::*;
[INFO] [stdout]   |     ------------------ the item `NaiveDate` is already imported here
[INFO] [stdout] 7 | use chrono::{NaiveDate, NaiveDateTime};
[INFO] [stdout]   |              ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `NaiveDateTime` is imported redundantly
[INFO] [stdout]  --> src/bar/dday.rs:7:25
[INFO] [stdout]   |
[INFO] [stdout] 6 | use chrono::prelude::*;
[INFO] [stdout]   |     ------------------ the item `NaiveDateTime` is already imported here
[INFO] [stdout] 7 | use chrono::{NaiveDate, NaiveDateTime};
[INFO] [stdout]   |                         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `NaiveDate` is imported redundantly
[INFO] [stdout]  --> src/bar/dday.rs:7:14
[INFO] [stdout]   |
[INFO] [stdout] 6 | use chrono::prelude::*;
[INFO] [stdout]   |     ------------------ the item `NaiveDate` is already imported here
[INFO] [stdout] 7 | use chrono::{NaiveDate, NaiveDateTime};
[INFO] [stdout]   |              ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `NaiveDateTime` is imported redundantly
[INFO] [stdout]  --> src/bar/dday.rs:7:25
[INFO] [stdout]   |
[INFO] [stdout] 6 | use chrono::prelude::*;
[INFO] [stdout]   |     ------------------ the item `NaiveDateTime` is already imported here
[INFO] [stdout] 7 | use chrono::{NaiveDate, NaiveDateTime};
[INFO] [stdout]   |                         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/bar/dday.rs:93:34
[INFO] [stdout]    |
[INFO] [stdout] 93 |   let day = string_to_u32(date[0].clone().trim()).unwrap_or_else(|err| {
[INFO] [stdout]    |                                  ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/bar/dday.rs:97:36
[INFO] [stdout]    |
[INFO] [stdout] 97 |   let month = string_to_u32(date[1].clone().trim()).unwrap_or_else(|err| {
[INFO] [stdout]    |                                    ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/bar/dday.rs:101:35
[INFO] [stdout]     |
[INFO] [stdout] 101 |   let year = string_to_u32(date[2].clone().trim()).unwrap_or_else(|err| {
[INFO] [stdout]     |                                   ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/bar/life.rs:153:44
[INFO] [stdout]     |
[INFO] [stdout] 153 |         let day = string_to_u32(birthday[0].clone().trim()).unwrap_or_else(|err| {
[INFO] [stdout]     |                                            ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/bar/life.rs:157:46
[INFO] [stdout]     |
[INFO] [stdout] 157 |         let month = string_to_u32(birthday[1].clone().trim()).unwrap_or_else(|err| {
[INFO] [stdout]     |                                              ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/bar/life.rs:161:45
[INFO] [stdout]     |
[INFO] [stdout] 161 |         let year = string_to_u32(birthday[2].clone().trim()).unwrap_or_else(|err| {
[INFO] [stdout]     |                                             ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/bar/life.rs:165:46
[INFO] [stdout]     |
[INFO] [stdout] 165 |         let lifespan = string_to_u32(lifespan.clone().trim()).unwrap_or_else(|err| {
[INFO] [stdout]     |                                              ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/bar/timer.rs:51:46
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let hours = string_to_u32(timer_config[0].clone().trim()).unwrap_or_else(|err| {
[INFO] [stdout]    |                                              ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/bar/timer.rs:55:48
[INFO] [stdout]    |
[INFO] [stdout] 55 |     let minutes = string_to_u32(timer_config[1].clone().trim()).unwrap_or_else(|err| {
[INFO] [stdout]    |                                                ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/bar/timer.rs:59:48
[INFO] [stdout]    |
[INFO] [stdout] 59 |     let seconds = string_to_u32(timer_config[2].clone().trim()).unwrap_or_else(|err| {
[INFO] [stdout]    |                                                ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/bar/dday.rs:93:34
[INFO] [stdout]    |
[INFO] [stdout] 93 |   let day = string_to_u32(date[0].clone().trim()).unwrap_or_else(|err| {
[INFO] [stdout]    |                                  ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/bar/dday.rs:97:36
[INFO] [stdout]    |
[INFO] [stdout] 97 |   let month = string_to_u32(date[1].clone().trim()).unwrap_or_else(|err| {
[INFO] [stdout]    |                                    ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/bar/dday.rs:101:35
[INFO] [stdout]     |
[INFO] [stdout] 101 |   let year = string_to_u32(date[2].clone().trim()).unwrap_or_else(|err| {
[INFO] [stdout]     |                                   ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/bar/life.rs:153:44
[INFO] [stdout]     |
[INFO] [stdout] 153 |         let day = string_to_u32(birthday[0].clone().trim()).unwrap_or_else(|err| {
[INFO] [stdout]     |                                            ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/bar/life.rs:157:46
[INFO] [stdout]     |
[INFO] [stdout] 157 |         let month = string_to_u32(birthday[1].clone().trim()).unwrap_or_else(|err| {
[INFO] [stdout]     |                                              ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/bar/life.rs:161:45
[INFO] [stdout]     |
[INFO] [stdout] 161 |         let year = string_to_u32(birthday[2].clone().trim()).unwrap_or_else(|err| {
[INFO] [stdout]     |                                             ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/bar/life.rs:165:46
[INFO] [stdout]     |
[INFO] [stdout] 165 |         let lifespan = string_to_u32(lifespan.clone().trim()).unwrap_or_else(|err| {
[INFO] [stdout]     |                                              ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/bar/timer.rs:51:46
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let hours = string_to_u32(timer_config[0].clone().trim()).unwrap_or_else(|err| {
[INFO] [stdout]    |                                              ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/bar/timer.rs:55:48
[INFO] [stdout]    |
[INFO] [stdout] 55 |     let minutes = string_to_u32(timer_config[1].clone().trim()).unwrap_or_else(|err| {
[INFO] [stdout]    |                                                ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/bar/timer.rs:59:48
[INFO] [stdout]    |
[INFO] [stdout] 59 |     let seconds = string_to_u32(timer_config[2].clone().trim()).unwrap_or_else(|err| {
[INFO] [stdout]    |                                                ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.36s
[INFO] running `Command { std: "docker" "inspect" "21a225d464da2deb8022e28c80b3e5d8516b509e4b51642a2491dfaba3109262", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21a225d464da2deb8022e28c80b3e5d8516b509e4b51642a2491dfaba3109262", kill_on_drop: false }`
[INFO] [stdout] 21a225d464da2deb8022e28c80b3e5d8516b509e4b51642a2491dfaba3109262
[INFO] checking sungyeonkwon/timebar against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsungyeonkwon%2Ftimebar" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sungyeonkwon/timebar on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sungyeonkwon/timebar
[INFO] finished tweaking git repo https://github.com/sungyeonkwon/timebar
[INFO] tweaked toml for git repo https://github.com/sungyeonkwon/timebar written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/sungyeonkwon/timebar already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f2cd81c2228b940638ffdce1f2d8bdccf5ce5e2fe6ed96234e69f8ecdbd79da
[INFO] running `Command { std: "docker" "start" "-a" "0f2cd81c2228b940638ffdce1f2d8bdccf5ce5e2fe6ed96234e69f8ecdbd79da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f2cd81c2228b940638ffdce1f2d8bdccf5ce5e2fe6ed96234e69f8ecdbd79da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f2cd81c2228b940638ffdce1f2d8bdccf5ce5e2fe6ed96234e69f8ecdbd79da", kill_on_drop: false }`
[INFO] [stdout] 0f2cd81c2228b940638ffdce1f2d8bdccf5ce5e2fe6ed96234e69f8ecdbd79da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eca07db7628926c1cbd74b89014a01f5df28568dc6aac53990e5f71f22bf1bd7
[INFO] running `Command { std: "docker" "start" "-a" "eca07db7628926c1cbd74b89014a01f5df28568dc6aac53990e5f71f22bf1bd7", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]     Checking serde v0.9.15
[INFO] [stderr]     Checking dtoa v0.4.7
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking app_dirs v1.2.1
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking termion v1.5.5
[INFO] [stderr]    Compiling serde_codegen_internals v0.14.2
[INFO] [stderr]    Compiling serde_derive v0.9.15
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking serde_json v0.9.10
[INFO] [stderr]     Checking preferences v1.1.0
[INFO] [stderr]     Checking timebar v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `NaiveDate` is imported redundantly
[INFO] [stdout]  --> src/bar/dday.rs:7:14
[INFO] [stdout]   |
[INFO] [stdout] 6 | use chrono::prelude::*;
[INFO] [stdout]   |     ------------------ the item `NaiveDate` is already imported here
[INFO] [stdout] 7 | use chrono::{NaiveDate, NaiveDateTime};
[INFO] [stdout]   |              ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `NaiveDateTime` is imported redundantly
[INFO] [stdout]  --> src/bar/dday.rs:7:25
[INFO] [stdout]   |
[INFO] [stdout] 6 | use chrono::prelude::*;
[INFO] [stdout]   |     ------------------ the item `NaiveDateTime` is already imported here
[INFO] [stdout] 7 | use chrono::{NaiveDate, NaiveDateTime};
[INFO] [stdout]   |                         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `NaiveDate` is imported redundantly
[INFO] [stdout]  --> src/bar/dday.rs:7:14
[INFO] [stdout]   |
[INFO] [stdout] 6 | use chrono::prelude::*;
[INFO] [stdout]   |     ------------------ the item `NaiveDate` is already imported here
[INFO] [stdout] 7 | use chrono::{NaiveDate, NaiveDateTime};
[INFO] [stdout]   |              ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `NaiveDateTime` is imported redundantly
[INFO] [stdout]  --> src/bar/dday.rs:7:25
[INFO] [stdout]   |
[INFO] [stdout] 6 | use chrono::prelude::*;
[INFO] [stdout]   |     ------------------ the item `NaiveDateTime` is already imported here
[INFO] [stdout] 7 | use chrono::{NaiveDate, NaiveDateTime};
[INFO] [stdout]   |                         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/bar/dday.rs:93:34
[INFO] [stdout]    |
[INFO] [stdout] 93 |   let day = string_to_u32(date[0].clone().trim()).unwrap_or_else(|err| {
[INFO] [stdout]    |                                  ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/bar/dday.rs:97:36
[INFO] [stdout]    |
[INFO] [stdout] 97 |   let month = string_to_u32(date[1].clone().trim()).unwrap_or_else(|err| {
[INFO] [stdout]    |                                    ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/bar/dday.rs:101:35
[INFO] [stdout]     |
[INFO] [stdout] 101 |   let year = string_to_u32(date[2].clone().trim()).unwrap_or_else(|err| {
[INFO] [stdout]     |                                   ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/bar/life.rs:153:44
[INFO] [stdout]     |
[INFO] [stdout] 153 |         let day = string_to_u32(birthday[0].clone().trim()).unwrap_or_else(|err| {
[INFO] [stdout]     |                                            ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/bar/life.rs:157:46
[INFO] [stdout]     |
[INFO] [stdout] 157 |         let month = string_to_u32(birthday[1].clone().trim()).unwrap_or_else(|err| {
[INFO] [stdout]     |                                              ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/bar/life.rs:161:45
[INFO] [stdout]     |
[INFO] [stdout] 161 |         let year = string_to_u32(birthday[2].clone().trim()).unwrap_or_else(|err| {
[INFO] [stdout]     |                                             ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/bar/life.rs:165:46
[INFO] [stdout]     |
[INFO] [stdout] 165 |         let lifespan = string_to_u32(lifespan.clone().trim()).unwrap_or_else(|err| {
[INFO] [stdout]     |                                              ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/bar/timer.rs:51:46
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let hours = string_to_u32(timer_config[0].clone().trim()).unwrap_or_else(|err| {
[INFO] [stdout]    |                                              ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/bar/timer.rs:55:48
[INFO] [stdout]    |
[INFO] [stdout] 55 |     let minutes = string_to_u32(timer_config[1].clone().trim()).unwrap_or_else(|err| {
[INFO] [stdout]    |                                                ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/bar/timer.rs:59:48
[INFO] [stdout]    |
[INFO] [stdout] 59 |     let seconds = string_to_u32(timer_config[2].clone().trim()).unwrap_or_else(|err| {
[INFO] [stdout]    |                                                ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/bar/dday.rs:93:34
[INFO] [stdout]    |
[INFO] [stdout] 93 |   let day = string_to_u32(date[0].clone().trim()).unwrap_or_else(|err| {
[INFO] [stdout]    |                                  ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/bar/dday.rs:97:36
[INFO] [stdout]    |
[INFO] [stdout] 97 |   let month = string_to_u32(date[1].clone().trim()).unwrap_or_else(|err| {
[INFO] [stdout]    |                                    ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/bar/dday.rs:101:35
[INFO] [stdout]     |
[INFO] [stdout] 101 |   let year = string_to_u32(date[2].clone().trim()).unwrap_or_else(|err| {
[INFO] [stdout]     |                                   ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/bar/life.rs:153:44
[INFO] [stdout]     |
[INFO] [stdout] 153 |         let day = string_to_u32(birthday[0].clone().trim()).unwrap_or_else(|err| {
[INFO] [stdout]     |                                            ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/bar/life.rs:157:46
[INFO] [stdout]     |
[INFO] [stdout] 157 |         let month = string_to_u32(birthday[1].clone().trim()).unwrap_or_else(|err| {
[INFO] [stdout]     |                                              ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/bar/life.rs:161:45
[INFO] [stdout]     |
[INFO] [stdout] 161 |         let year = string_to_u32(birthday[2].clone().trim()).unwrap_or_else(|err| {
[INFO] [stdout]     |                                             ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/bar/life.rs:165:46
[INFO] [stdout]     |
[INFO] [stdout] 165 |         let lifespan = string_to_u32(lifespan.clone().trim()).unwrap_or_else(|err| {
[INFO] [stdout]     |                                              ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/bar/timer.rs:51:46
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let hours = string_to_u32(timer_config[0].clone().trim()).unwrap_or_else(|err| {
[INFO] [stdout]    |                                              ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/bar/timer.rs:55:48
[INFO] [stdout]    |
[INFO] [stdout] 55 |     let minutes = string_to_u32(timer_config[1].clone().trim()).unwrap_or_else(|err| {
[INFO] [stdout]    |                                                ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/bar/timer.rs:59:48
[INFO] [stdout]    |
[INFO] [stdout] 59 |     let seconds = string_to_u32(timer_config[2].clone().trim()).unwrap_or_else(|err| {
[INFO] [stdout]    |                                                ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.70s
[INFO] running `Command { std: "docker" "inspect" "eca07db7628926c1cbd74b89014a01f5df28568dc6aac53990e5f71f22bf1bd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eca07db7628926c1cbd74b89014a01f5df28568dc6aac53990e5f71f22bf1bd7", kill_on_drop: false }`
[INFO] [stdout] eca07db7628926c1cbd74b89014a01f5df28568dc6aac53990e5f71f22bf1bd7