[INFO] cloning repository https://github.com/tynr426/mod_learn [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tynr426/mod_learn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftynr426%2Fmod_learn", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftynr426%2Fmod_learn'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] abcef15e23338acfb159bf1a6fcfbcc2a7f1ceec [INFO] testing tynr426/mod_learn against 1.59.0 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftynr426%2Fmod_learn" "/workspace/builds/worker-18/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-18/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tynr426/mod_learn on toolchain 1.59.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tynr426/mod_learn [INFO] finished tweaking git repo https://github.com/tynr426/mod_learn [INFO] tweaked toml for git repo https://github.com/tynr426/mod_learn written to /workspace/builds/worker-18/source/Cargo.toml [INFO] crate git repo https://github.com/tynr426/mod_learn already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c58dddbfc2b2f3e37042c409bb6082042a049e8ae0cd0dd6a787ff3cebd4dd68 [INFO] running `Command { std: "docker" "start" "-a" "c58dddbfc2b2f3e37042c409bb6082042a049e8ae0cd0dd6a787ff3cebd4dd68", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c58dddbfc2b2f3e37042c409bb6082042a049e8ae0cd0dd6a787ff3cebd4dd68", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c58dddbfc2b2f3e37042c409bb6082042a049e8ae0cd0dd6a787ff3cebd4dd68", kill_on_drop: false }` [INFO] [stdout] c58dddbfc2b2f3e37042c409bb6082042a049e8ae0cd0dd6a787ff3cebd4dd68 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2f90aa8eff4da4dece71251ced23f27211ebdc16b1f8f2ae32caecb51a6b9ace [INFO] running `Command { std: "docker" "start" "-a" "2f90aa8eff4da4dece71251ced23f27211ebdc16b1f8f2ae32caecb51a6b9ace", kill_on_drop: false }` [INFO] [stderr] Compiling mod_learn v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `none` [INFO] [stdout] --> src/main.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | let none = match_crate::plus_one(None); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_none` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `hello` [INFO] [stdout] --> src/japanese/greetings.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn hello() -> String { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `goodbye` [INFO] [stdout] --> src/japanese/farewells.rs:1:9 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn goodbye() -> String { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Alabama` [INFO] [stdout] --> src/match_crate.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | Alabama, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Penny` [INFO] [stdout] --> src/match_crate.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | Penny, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Nickel` [INFO] [stdout] --> src/match_crate.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | Nickel, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Dime` [INFO] [stdout] --> src/match_crate.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | Dime, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.85s [INFO] running `Command { std: "docker" "inspect" "2f90aa8eff4da4dece71251ced23f27211ebdc16b1f8f2ae32caecb51a6b9ace", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2f90aa8eff4da4dece71251ced23f27211ebdc16b1f8f2ae32caecb51a6b9ace", kill_on_drop: false }` [INFO] [stdout] 2f90aa8eff4da4dece71251ced23f27211ebdc16b1f8f2ae32caecb51a6b9ace [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8e7093b8aa87291276f74891ce84d9e7533215911043f33274d6c3f39dc63723 [INFO] running `Command { std: "docker" "start" "-a" "8e7093b8aa87291276f74891ce84d9e7533215911043f33274d6c3f39dc63723", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling mod_learn v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `none` [INFO] [stdout] --> src/main.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | let none = match_crate::plus_one(None); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_none` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `hello` [INFO] [stdout] --> src/japanese/greetings.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn hello() -> String { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `goodbye` [INFO] [stdout] --> src/japanese/farewells.rs:1:9 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn goodbye() -> String { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Alabama` [INFO] [stdout] --> src/match_crate.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | Alabama, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Penny` [INFO] [stdout] --> src/match_crate.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 9 | Penny, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Nickel` [INFO] [stdout] --> src/match_crate.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | Nickel, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Dime` [INFO] [stdout] --> src/match_crate.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | Dime, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.42s [INFO] running `Command { std: "docker" "inspect" "8e7093b8aa87291276f74891ce84d9e7533215911043f33274d6c3f39dc63723", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8e7093b8aa87291276f74891ce84d9e7533215911043f33274d6c3f39dc63723", kill_on_drop: false }` [INFO] [stdout] 8e7093b8aa87291276f74891ce84d9e7533215911043f33274d6c3f39dc63723 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] df1e3c2e008a5a3bee9179687683a610bad8bec6c757f6a1e4e9b0e79ba6ee7e [INFO] running `Command { std: "docker" "start" "-a" "df1e3c2e008a5a3bee9179687683a610bad8bec6c757f6a1e4e9b0e79ba6ee7e", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `none` [INFO] [stderr] --> src/main.rs:24:9 [INFO] [stderr] | [INFO] [stderr] 24 | let none = match_crate::plus_one(None); [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_none` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `hello` [INFO] [stderr] --> src/japanese/greetings.rs:1:8 [INFO] [stderr] | [INFO] [stderr] 1 | pub fn hello() -> String { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `goodbye` [INFO] [stderr] --> src/japanese/farewells.rs:1:9 [INFO] [stderr] | [INFO] [stderr] 1 | pub fn goodbye() -> String { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Alabama` [INFO] [stderr] --> src/match_crate.rs:4:9 [INFO] [stderr] | [INFO] [stderr] 4 | Alabama, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Penny` [INFO] [stderr] --> src/match_crate.rs:9:9 [INFO] [stderr] | [INFO] [stderr] 9 | Penny, [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Nickel` [INFO] [stderr] --> src/match_crate.rs:10:9 [INFO] [stderr] | [INFO] [stderr] 10 | Nickel, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Dime` [INFO] [stderr] --> src/match_crate.rs:11:9 [INFO] [stderr] | [INFO] [stderr] 11 | Dime, [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: `mod_learn` (bin "mod_learn" test) generated 7 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.00s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/mod_learn-2a926fc817387830) [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] Running unittests (/opt/rustwide/target/debug/deps/mod_learn-57f4c623ff2c7d5d) [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 mod_learn [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" "df1e3c2e008a5a3bee9179687683a610bad8bec6c757f6a1e4e9b0e79ba6ee7e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "df1e3c2e008a5a3bee9179687683a610bad8bec6c757f6a1e4e9b0e79ba6ee7e", kill_on_drop: false }` [INFO] [stdout] df1e3c2e008a5a3bee9179687683a610bad8bec6c757f6a1e4e9b0e79ba6ee7e