[INFO] fetching crate toml-db 0.1.0... [INFO] building toml-db-0.1.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2 [INFO] extracting crate toml-db 0.1.0 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate toml-db 0.1.0 [INFO] finished tweaking crates.io crate toml-db 0.1.0 [INFO] tweaked toml for crates.io crate toml-db 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate toml-db 0.1.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate toml-db 0.1.0 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3f793015760d1819271213cab895ef940a53147ccd6b97d6629f16ddec3ffd88 [INFO] running `Command { std: "docker" "start" "-a" "3f793015760d1819271213cab895ef940a53147ccd6b97d6629f16ddec3ffd88", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3f793015760d1819271213cab895ef940a53147ccd6b97d6629f16ddec3ffd88", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f793015760d1819271213cab895ef940a53147ccd6b97d6629f16ddec3ffd88", kill_on_drop: false }` [INFO] [stdout] 3f793015760d1819271213cab895ef940a53147ccd6b97d6629f16ddec3ffd88 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7a1bf776d1a69c163800dca89037cf11bc72dc8658a1bfa1b3b4f6a6e1d2b420 [INFO] running `Command { std: "docker" "start" "-a" "7a1bf776d1a69c163800dca89037cf11bc72dc8658a1bfa1b3b4f6a6e1d2b420", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling toml v0.5.8 [INFO] [stderr] Compiling toml-db v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Deserialize` [INFO] [stdout] --> src/storage/mod.rs:1:13 [INFO] [stdout] | [INFO] [stdout] 1 | use serde::{Deserialize, Serialize}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::Cow` [INFO] [stdout] --> src/storage/mod.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::borrow::Cow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Write` [INFO] [stdout] --> src/storage/mod.rs:21:17 [INFO] [stdout] | [INFO] [stdout] 21 | use std::fmt::Write; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 38 | save_toml!("Person.toml", &person).expect("Failed To Save Person Data..."); [INFO] [stdout] | ---------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `save_toml` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:24:17 [INFO] [stdout] | [INFO] [stdout] 24 | let mut entry = p.1; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `save_toml` is never used [INFO] [stdout] --> src/storage/mod.rs:3:4 [INFO] [stdout] | [INFO] [stdout] 3 | fn save_toml(path : &str, data : &T) -> Result<(), std::io::Error> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.23s [INFO] running `Command { std: "docker" "inspect" "7a1bf776d1a69c163800dca89037cf11bc72dc8658a1bfa1b3b4f6a6e1d2b420", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a1bf776d1a69c163800dca89037cf11bc72dc8658a1bfa1b3b4f6a6e1d2b420", kill_on_drop: false }` [INFO] [stdout] 7a1bf776d1a69c163800dca89037cf11bc72dc8658a1bfa1b3b4f6a6e1d2b420 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 921118ecd52d5f095176b38dd0d9dce745f890bb64eab9c365d9e9dec93514de [INFO] running `Command { std: "docker" "start" "-a" "921118ecd52d5f095176b38dd0d9dce745f890bb64eab9c365d9e9dec93514de", kill_on_drop: false }` [INFO] [stderr] Compiling toml-db v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Deserialize` [INFO] [stdout] --> src/storage/mod.rs:1:13 [INFO] [stdout] | [INFO] [stdout] 1 | use serde::{Deserialize, Serialize}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::Cow` [INFO] [stdout] --> src/storage/mod.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::borrow::Cow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Write` [INFO] [stdout] --> src/storage/mod.rs:21:17 [INFO] [stdout] | [INFO] [stdout] 21 | use std::fmt::Write; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 38 | save_toml!("Person.toml", &person).expect("Failed To Save Person Data..."); [INFO] [stdout] | ---------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `save_toml` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:24:17 [INFO] [stdout] | [INFO] [stdout] 24 | let mut entry = p.1; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `save_toml` is never used [INFO] [stdout] --> src/storage/mod.rs:3:4 [INFO] [stdout] | [INFO] [stdout] 3 | fn save_toml(path : &str, data : &T) -> Result<(), std::io::Error> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.56s [INFO] running `Command { std: "docker" "inspect" "921118ecd52d5f095176b38dd0d9dce745f890bb64eab9c365d9e9dec93514de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "921118ecd52d5f095176b38dd0d9dce745f890bb64eab9c365d9e9dec93514de", kill_on_drop: false }` [INFO] [stdout] 921118ecd52d5f095176b38dd0d9dce745f890bb64eab9c365d9e9dec93514de