[INFO] cloning repository https://github.com/dpjungmin/rust-training [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dpjungmin/rust-training" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdpjungmin%2Frust-training", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdpjungmin%2Frust-training'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a831fae3581b99bf7cc4c6011203221b5e01f788 [INFO] checking dpjungmin/rust-training against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdpjungmin%2Frust-training" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/dpjungmin/rust-training [INFO] finished tweaking git repo https://github.com/dpjungmin/rust-training [INFO] tweaked toml for git repo https://github.com/dpjungmin/rust-training written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/dpjungmin/rust-training on toolchain b1f2594eac607c1f051534800237eeedb5590a49 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/dpjungmin/rust-training 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c871366b23600b43544dbc717604c93014917cb65d621cd23a26cac38ad4cdce [INFO] running `Command { std: "docker" "start" "-a" "c871366b23600b43544dbc717604c93014917cb65d621cd23a26cac38ad4cdce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c871366b23600b43544dbc717604c93014917cb65d621cd23a26cac38ad4cdce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c871366b23600b43544dbc717604c93014917cb65d621cd23a26cac38ad4cdce", kill_on_drop: false }` [INFO] [stdout] c871366b23600b43544dbc717604c93014917cb65d621cd23a26cac38ad4cdce [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5076851d4648911a0b6ca57aafd3271ece6333548f52f46c65011ec6d40bc8b4 [INFO] running `Command { std: "docker" "start" "-a" "5076851d4648911a0b6ca57aafd3271ece6333548f52f46c65011ec6d40bc8b4", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking mio v0.7.11 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking rayon-core v1.9.1 [INFO] [stderr] Checking lock_api v0.4.3 [INFO] [stderr] Checking crossbeam-queue v0.3.1 [INFO] [stderr] Checking bytemuck v1.7.0 [INFO] [stderr] Checking hashmap v0.1.0 (/opt/rustwide/workdir/hashmap) [INFO] [stderr] Checking vec v0.1.0 (/opt/rustwide/workdir/vec) [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking template-engine v0.1.0 (/opt/rustwide/workdir/template-engine) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> hashmap/src/lib.rs:39:19 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn insert(mut self, value: V) -> &'a mut V { [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] [stderr] Checking server v0.1.0 (/opt/rustwide/workdir/server) [INFO] [stderr] Checking crossbeam v0.8.0 [INFO] [stdout] warning: unused import: `Value as QueryStringValue` [INFO] [stdout] --> server/src/http/mod.rs:2:37 [INFO] [stdout] | [INFO] [stdout] 2 | pub use query_string::{QueryString, Value as QueryStringValue}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> server/src/http/query_string.rs:15:16 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn get(&self, key: &str) -> Option<&Value> { [INFO] [stdout] | ^^^^^ ^^^^^^ [INFO] [stdout] | | || [INFO] [stdout] | | |the same lifetime is hidden here [INFO] [stdout] | | the same lifetime is elided here [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 15 | pub fn get(&self, key: &str) -> Option<&Value<'_>> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> server/src/http/request.rs:24:25 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn query_string(&self) -> Option<&QueryString> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^ [INFO] [stdout] | | || [INFO] [stdout] | | |the same lifetime is hidden here [INFO] [stdout] | | the same lifetime is elided here [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 24 | pub fn query_string(&self) -> Option<&QueryString<'_>> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Value as QueryStringValue` [INFO] [stdout] --> server/src/http/mod.rs:2:37 [INFO] [stdout] | [INFO] [stdout] 2 | pub use query_string::{QueryString, Value as QueryStringValue}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking kvstore v0.1.0 (/opt/rustwide/workdir/kvstore) [INFO] [stderr] Checking calc v0.1.0 (/opt/rustwide/workdir/calc) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> hashmap/src/lib.rs:39:19 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn insert(mut self, value: V) -> &'a mut V { [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] [stderr] Checking signal-hook v0.1.17 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> server/src/http/query_string.rs:15:16 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn get(&self, key: &str) -> Option<&Value> { [INFO] [stdout] | ^^^^^ ^^^^^^ [INFO] [stdout] | | || [INFO] [stdout] | | |the same lifetime is hidden here [INFO] [stdout] | | the same lifetime is elided here [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 15 | pub fn get(&self, key: &str) -> Option<&Value<'_>> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> server/src/http/request.rs:24:25 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn query_string(&self) -> Option<&QueryString> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^ [INFO] [stdout] | | || [INFO] [stdout] | | |the same lifetime is hidden here [INFO] [stdout] | | the same lifetime is elided here [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 24 | pub fn query_string(&self) -> Option<&QueryString<'_>> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking rayon v1.5.1 [INFO] [stderr] Checking crossterm v0.19.0 [INFO] [stderr] Checking pipeviewer v0.1.0 (/opt/rustwide/workdir/pipeviewer) [INFO] [stderr] Checking jpeg-decoder v0.1.22 [INFO] [stderr] Checking tiff v0.6.1 [INFO] [stderr] Checking image v0.23.14 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Checking structopt v0.3.21 [INFO] [stderr] Checking imagecli v0.1.0 (/opt/rustwide/workdir/imagecli) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.05s [INFO] running `Command { std: "docker" "inspect" "5076851d4648911a0b6ca57aafd3271ece6333548f52f46c65011ec6d40bc8b4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5076851d4648911a0b6ca57aafd3271ece6333548f52f46c65011ec6d40bc8b4", kill_on_drop: false }` [INFO] [stdout] 5076851d4648911a0b6ca57aafd3271ece6333548f52f46c65011ec6d40bc8b4