[INFO] cloning repository https://github.com/FredrikMeyer/tiny_compiler_rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FredrikMeyer/tiny_compiler_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFredrikMeyer%2Ftiny_compiler_rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFredrikMeyer%2Ftiny_compiler_rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fd93446854a34cc72a0fc1388e416f048d02c194 [INFO] testing FredrikMeyer/tiny_compiler_rust against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFredrikMeyer%2Ftiny_compiler_rust" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/FredrikMeyer/tiny_compiler_rust on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/FredrikMeyer/tiny_compiler_rust [INFO] finished tweaking git repo https://github.com/FredrikMeyer/tiny_compiler_rust [INFO] tweaked toml for git repo https://github.com/FredrikMeyer/tiny_compiler_rust written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/FredrikMeyer/tiny_compiler_rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 33f4aba23202a55df45fff2c3064f81dc99e7e76b594b7795df611e4697407c3 [INFO] running `Command { std: "docker" "start" "-a" "33f4aba23202a55df45fff2c3064f81dc99e7e76b594b7795df611e4697407c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "33f4aba23202a55df45fff2c3064f81dc99e7e76b594b7795df611e4697407c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "33f4aba23202a55df45fff2c3064f81dc99e7e76b594b7795df611e4697407c3", kill_on_drop: false }` [INFO] [stdout] 33f4aba23202a55df45fff2c3064f81dc99e7e76b594b7795df611e4697407c3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4cf83f412dd8887ac2436e7bb09906a615c539dcb99d14898ff863249559934e [INFO] running `Command { std: "docker" "start" "-a" "4cf83f412dd8887ac2436e7bb09906a615c539dcb99d14898ff863249559934e", kill_on_drop: false }` [INFO] [stderr] Compiling rust_compiler v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `BufWriter`, `Write` [INFO] [stdout] --> src/main.rs:2:26 [INFO] [stdout] | [INFO] [stdout] 2 | io::{stdin, BufRead, BufWriter, Write}, [INFO] [stdout] | ^^^^^^^^^ ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:8:23 [INFO] [stdout] | [INFO] [stdout] 8 | fn read_from_stdin(mut reader: R) -> String [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `abort` [INFO] [stdout] --> src/tokenizer.rs:73:8 [INFO] [stdout] | [INFO] [stdout] 73 | fn abort(&self, _message: String) {} [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.72s [INFO] running `Command { std: "docker" "inspect" "4cf83f412dd8887ac2436e7bb09906a615c539dcb99d14898ff863249559934e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4cf83f412dd8887ac2436e7bb09906a615c539dcb99d14898ff863249559934e", kill_on_drop: false }` [INFO] [stdout] 4cf83f412dd8887ac2436e7bb09906a615c539dcb99d14898ff863249559934e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 674b4feab3af4c4c6b184403697ab165e39f165fa299dbfacb5c0e7ecfe3e5ff [INFO] running `Command { std: "docker" "start" "-a" "674b4feab3af4c4c6b184403697ab165e39f165fa299dbfacb5c0e7ecfe3e5ff", kill_on_drop: false }` [INFO] [stderr] Compiling rust_compiler v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `BufWriter`, `Write` [INFO] [stdout] --> src/main.rs:2:26 [INFO] [stdout] | [INFO] [stdout] 2 | io::{stdin, BufRead, BufWriter, Write}, [INFO] [stdout] | ^^^^^^^^^ ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:8:23 [INFO] [stdout] | [INFO] [stdout] 8 | fn read_from_stdin(mut reader: R) -> String [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `abort` [INFO] [stdout] --> src/tokenizer.rs:73:8 [INFO] [stdout] | [INFO] [stdout] 73 | fn abort(&self, _message: String) {} [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.91s [INFO] running `Command { std: "docker" "inspect" "674b4feab3af4c4c6b184403697ab165e39f165fa299dbfacb5c0e7ecfe3e5ff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "674b4feab3af4c4c6b184403697ab165e39f165fa299dbfacb5c0e7ecfe3e5ff", kill_on_drop: false }` [INFO] [stdout] 674b4feab3af4c4c6b184403697ab165e39f165fa299dbfacb5c0e7ecfe3e5ff [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ea5fcee9545071119c89a0828adb1f11456af5ce41ccf2d5d132af82ffd18222 [INFO] running `Command { std: "docker" "start" "-a" "ea5fcee9545071119c89a0828adb1f11456af5ce41ccf2d5d132af82ffd18222", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: unused imports: `BufWriter`, `Write` [INFO] [stdout] running 5 tests [INFO] [stderr] --> src/main.rs:2:26 [INFO] [stderr] | [INFO] [stderr] 2 | io::{stdin, BufRead, BufWriter, Write}, [INFO] [stderr] | ^^^^^^^^^ ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:8:23 [INFO] [stderr] | [INFO] [stderr] 8 | fn read_from_stdin(mut reader: R) -> String [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `abort` [INFO] [stderr] --> src/tokenizer.rs:73:8 [INFO] [stderr] | [INFO] [stderr] 73 | fn abort(&self, _message: String) {} [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rust_compiler-224f875895a2cee4) [INFO] [stdout] test tokenizer::tests::test_read_token ... ok [INFO] [stdout] test tokenizer::tests::test_read_string ... ok [INFO] [stdout] test test_read_input ... ok [INFO] [stdout] test tokenizer::tests::test_if_then ... ok [INFO] [stdout] test tokenizer::tests::test_comment ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "ea5fcee9545071119c89a0828adb1f11456af5ce41ccf2d5d132af82ffd18222", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ea5fcee9545071119c89a0828adb1f11456af5ce41ccf2d5d132af82ffd18222", kill_on_drop: false }` [INFO] [stdout] ea5fcee9545071119c89a0828adb1f11456af5ce41ccf2d5d132af82ffd18222