[INFO] cloning repository https://github.com/michealkeines/Prettifier [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/michealkeines/Prettifier" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichealkeines%2FPrettifier", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichealkeines%2FPrettifier'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] df8f2edd5b0ca5e37b73bbb5c98e47770aecab68 [INFO] testing michealkeines/Prettifier against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichealkeines%2FPrettifier" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/michealkeines/Prettifier [INFO] finished tweaking git repo https://github.com/michealkeines/Prettifier [INFO] tweaked toml for git repo https://github.com/michealkeines/Prettifier written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/michealkeines/Prettifier on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/michealkeines/Prettifier 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 52201c1a7020fe67e984a6088fe4b74bfe9ef832b70da2b1e7370d20bd4906b2 [INFO] running `Command { std: "docker" "start" "-a" "52201c1a7020fe67e984a6088fe4b74bfe9ef832b70da2b1e7370d20bd4906b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "52201c1a7020fe67e984a6088fe4b74bfe9ef832b70da2b1e7370d20bd4906b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "52201c1a7020fe67e984a6088fe4b74bfe9ef832b70da2b1e7370d20bd4906b2", kill_on_drop: false }` [INFO] [stdout] 52201c1a7020fe67e984a6088fe4b74bfe9ef832b70da2b1e7370d20bd4906b2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e20e708fbe45998d1d6cdcc2cf071049549df67bb9d92902b84455db848e3c77 [INFO] running `Command { std: "docker" "start" "-a" "e20e708fbe45998d1d6cdcc2cf071049549df67bb9d92902b84455db848e3c77", kill_on_drop: false }` [INFO] [stderr] Compiling prettifier v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `temp` is never read [INFO] [stdout] --> src/prettify.rs:39:17 [INFO] [stdout] | [INFO] [stdout] 39 | let mut temp: Vec = vec![]; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/prettify.rs:38:22 [INFO] [stdout] | [INFO] [stdout] 38 | fn update(&self, c: char, i: usize, list: &Vec) -> Vec{ [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `count` [INFO] [stdout] --> src/prettify.rs:104:21 [INFO] [stdout] | [INFO] [stdout] 104 | let mut count = 0; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_count` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/prettify.rs:104:17 [INFO] [stdout] | [INFO] [stdout] 104 | let mut count = 0; [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] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.63s [INFO] running `Command { std: "docker" "inspect" "e20e708fbe45998d1d6cdcc2cf071049549df67bb9d92902b84455db848e3c77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e20e708fbe45998d1d6cdcc2cf071049549df67bb9d92902b84455db848e3c77", kill_on_drop: false }` [INFO] [stdout] e20e708fbe45998d1d6cdcc2cf071049549df67bb9d92902b84455db848e3c77 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c5d2634d3b09932fad15927a99f229536578494c73c71c78568cf8e3f61687f5 [INFO] running `Command { std: "docker" "start" "-a" "c5d2634d3b09932fad15927a99f229536578494c73c71c78568cf8e3f61687f5", kill_on_drop: false }` [INFO] [stdout] warning: value assigned to `temp` is never read [INFO] [stdout] --> src/prettify.rs:39:17 [INFO] [stdout] | [INFO] [stdout] 39 | let mut temp: Vec = vec![]; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/prettify.rs:38:22 [INFO] [stdout] | [INFO] [stdout] 38 | fn update(&self, c: char, i: usize, list: &Vec) -> Vec{ [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `count` [INFO] [stdout] --> src/prettify.rs:104:21 [INFO] [stdout] | [INFO] [stdout] 104 | let mut count = 0; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_count` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling prettifier v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/prettify.rs:104:17 [INFO] [stdout] | [INFO] [stdout] 104 | let mut count = 0; [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: unused import: `super::*` [INFO] [stdout] --> src/unsafe_stack.rs:86:9 [INFO] [stdout] | [INFO] [stdout] 86 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `temp` is never read [INFO] [stdout] --> src/prettify.rs:39:17 [INFO] [stdout] | [INFO] [stdout] 39 | let mut temp: Vec = vec![]; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/prettify.rs:38:22 [INFO] [stdout] | [INFO] [stdout] 38 | fn update(&self, c: char, i: usize, list: &Vec) -> Vec{ [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `count` [INFO] [stdout] --> src/prettify.rs:104:21 [INFO] [stdout] | [INFO] [stdout] 104 | let mut count = 0; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_count` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/prettify.rs:104:17 [INFO] [stdout] | [INFO] [stdout] 104 | let mut count = 0; [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] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.41s [INFO] running `Command { std: "docker" "inspect" "c5d2634d3b09932fad15927a99f229536578494c73c71c78568cf8e3f61687f5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c5d2634d3b09932fad15927a99f229536578494c73c71c78568cf8e3f61687f5", kill_on_drop: false }` [INFO] [stdout] c5d2634d3b09932fad15927a99f229536578494c73c71c78568cf8e3f61687f5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e0f51d3167ca23386a10df054f7355647c608ec597ac6514c7b84fc8cb2d97d4 [INFO] running `Command { std: "docker" "start" "-a" "e0f51d3167ca23386a10df054f7355647c608ec597ac6514c7b84fc8cb2d97d4", kill_on_drop: false }` [INFO] [stderr] warning: value assigned to `temp` is never read [INFO] [stderr] --> src/prettify.rs:39:17 [INFO] [stderr] | [INFO] [stderr] 39 | let mut temp: Vec = vec![]; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> src/prettify.rs:38:22 [INFO] [stderr] | [INFO] [stderr] 38 | fn update(&self, c: char, i: usize, list: &Vec) -> Vec{ [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `count` [INFO] [stderr] --> src/prettify.rs:104:21 [INFO] [stderr] | [INFO] [stderr] 104 | let mut count = 0; [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_count` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/prettify.rs:104:17 [INFO] [stderr] | [INFO] [stderr] 104 | let mut count = 0; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `prettifier` (lib) generated 4 warnings (run `cargo fix --lib -p prettifier` to apply 1 suggestion) [INFO] [stderr] warning: unused import: `super::*` [INFO] [stderr] --> src/unsafe_stack.rs:86:9 [INFO] [stderr] | [INFO] [stderr] 86 | use super::*; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `prettifier` (lib test) generated 5 warnings (4 duplicates) (run `cargo fix --lib -p prettifier --tests` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/prettifier-a012f5803da2a725) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test prettify::tests::test_pretify has been running for over 60 seconds [ERROR] error running command: no output for 300 seconds [INFO] running `Command { std: "docker" "inspect" "e0f51d3167ca23386a10df054f7355647c608ec597ac6514c7b84fc8cb2d97d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e0f51d3167ca23386a10df054f7355647c608ec597ac6514c7b84fc8cb2d97d4", kill_on_drop: false }` [INFO] [stdout] e0f51d3167ca23386a10df054f7355647c608ec597ac6514c7b84fc8cb2d97d4