[INFO] cloning repository https://github.com/matsu7874/brainfuck [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/matsu7874/brainfuck" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatsu7874%2Fbrainfuck", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatsu7874%2Fbrainfuck'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 629f6a4a33d216456b0185489e39bee9115b704c [INFO] testing matsu7874/brainfuck against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatsu7874%2Fbrainfuck" "/workspace/builds/worker-89/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-89/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/matsu7874/brainfuck on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/matsu7874/brainfuck [INFO] finished tweaking git repo https://github.com/matsu7874/brainfuck [INFO] tweaked toml for git repo https://github.com/matsu7874/brainfuck written to /workspace/builds/worker-89/source/Cargo.toml [INFO] crate git repo https://github.com/matsu7874/brainfuck already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b47322e4120e4d330b2a683081d72a9ccc6a3a3b77aba370730140700788384b [INFO] running `Command { std: "docker" "start" "-a" "b47322e4120e4d330b2a683081d72a9ccc6a3a3b77aba370730140700788384b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b47322e4120e4d330b2a683081d72a9ccc6a3a3b77aba370730140700788384b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b47322e4120e4d330b2a683081d72a9ccc6a3a3b77aba370730140700788384b", kill_on_drop: false }` [INFO] [stdout] b47322e4120e4d330b2a683081d72a9ccc6a3a3b77aba370730140700788384b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d546e931e81a27814b088d15c51eefc38f7f3ee2d2ba800a005e8fc397a4da32 [INFO] running `Command { std: "docker" "start" "-a" "d546e931e81a27814b088d15c51eefc38f7f3ee2d2ba800a005e8fc397a4da32", kill_on_drop: false }` [INFO] [stderr] Compiling getopts v0.2.21 [INFO] [stderr] Compiling brainfuck v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `dep` [INFO] [stdout] --> src/interpreter.rs:112:17 [INFO] [stdout] | [INFO] [stdout] 112 | let mut dep = 1; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_dep` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/interpreter.rs:112:13 [INFO] [stdout] | [INFO] [stdout] 112 | let mut dep = 1; [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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:45:9 [INFO] [stdout] | [INFO] [stdout] 45 | return process::exit(64); [INFO] [stdout] | ^^^^^^^----------------- [INFO] [stdout] | | | [INFO] [stdout] | | any code following this expression is unreachable [INFO] [stdout] | unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:32:26 [INFO] [stdout] | [INFO] [stdout] 32 | Err(f) => panic!(f.to_string()), [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 32 | Err(f) => panic!("{}", f.to_string()), [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.09s [INFO] running `Command { std: "docker" "inspect" "d546e931e81a27814b088d15c51eefc38f7f3ee2d2ba800a005e8fc397a4da32", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d546e931e81a27814b088d15c51eefc38f7f3ee2d2ba800a005e8fc397a4da32", kill_on_drop: false }` [INFO] [stdout] d546e931e81a27814b088d15c51eefc38f7f3ee2d2ba800a005e8fc397a4da32 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 114f5d1690ba82beb62e4ba0761d0ce0ca96ecb73cfa2bfd9d9541854754651d [INFO] running `Command { std: "docker" "start" "-a" "114f5d1690ba82beb62e4ba0761d0ce0ca96ecb73cfa2bfd9d9541854754651d", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] warning: unused variable: `dep` [INFO] [stdout] --> src/interpreter.rs:112:17 [INFO] [stdout] | [INFO] [stdout] 112 | let mut dep = 1; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_dep` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling brainfuck v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/interpreter.rs:112:13 [INFO] [stdout] | [INFO] [stdout] 112 | let mut dep = 1; [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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:45:9 [INFO] [stdout] | [INFO] [stdout] 45 | return process::exit(64); [INFO] [stdout] | ^^^^^^^----------------- [INFO] [stdout] | | | [INFO] [stdout] | | any code following this expression is unreachable [INFO] [stdout] | unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:32:26 [INFO] [stdout] | [INFO] [stdout] 32 | Err(f) => panic!(f.to_string()), [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 32 | Err(f) => panic!("{}", f.to_string()), [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dep` [INFO] [stdout] --> src/interpreter.rs:112:17 [INFO] [stdout] | [INFO] [stdout] 112 | let mut dep = 1; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_dep` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/interpreter.rs:112:13 [INFO] [stdout] | [INFO] [stdout] 112 | let mut dep = 1; [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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.97s [INFO] running `Command { std: "docker" "inspect" "114f5d1690ba82beb62e4ba0761d0ce0ca96ecb73cfa2bfd9d9541854754651d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "114f5d1690ba82beb62e4ba0761d0ce0ca96ecb73cfa2bfd9d9541854754651d", kill_on_drop: false }` [INFO] [stdout] 114f5d1690ba82beb62e4ba0761d0ce0ca96ecb73cfa2bfd9d9541854754651d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] de7469ed1a2823e63c8115edf6f15252a1071b8967691fad7ff008b20bd7a323 [INFO] running `Command { std: "docker" "start" "-a" "de7469ed1a2823e63c8115edf6f15252a1071b8967691fad7ff008b20bd7a323", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused variable: `dep` [INFO] [stderr] --> src/interpreter.rs:112:17 [INFO] [stderr] | [INFO] [stderr] 112 | let mut dep = 1; [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_dep` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/interpreter.rs:112:13 [INFO] [stderr] | [INFO] [stderr] 112 | let mut dep = 1; [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: `brainfuck` (lib) generated 2 warnings [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> src/main.rs:45:9 [INFO] [stderr] | [INFO] [stderr] 45 | return process::exit(64); [INFO] [stderr] | ^^^^^^^----------------- [INFO] [stderr] | | | [INFO] [stderr] | | any code following this expression is unreachable [INFO] [stderr] | unreachable expression [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/main.rs:32:26 [INFO] [stderr] | [INFO] [stderr] 32 | Err(f) => panic!(f.to_string()), [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stderr] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: add a "{}" format string to Display the message [INFO] [stderr] | [INFO] [stderr] 32 | Err(f) => panic!("{}", f.to_string()), [INFO] [stderr] | +++++ [INFO] [stderr] [INFO] [stderr] warning: `brainfuck` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] warning: `brainfuck` (bin "brainfuck" test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 24.41s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/brainfuck-322d2f3aef0c0db6) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test interpreter::test_interpreter ... ok [INFO] [stdout] test lexer::test_lexer ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/brainfuck-d1ab5f76d9a72498) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests brainfuck [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "de7469ed1a2823e63c8115edf6f15252a1071b8967691fad7ff008b20bd7a323", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "de7469ed1a2823e63c8115edf6f15252a1071b8967691fad7ff008b20bd7a323", kill_on_drop: false }` [INFO] [stdout] de7469ed1a2823e63c8115edf6f15252a1071b8967691fad7ff008b20bd7a323