[INFO] cloning repository https://github.com/udbmnm/rust-learn [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/udbmnm/rust-learn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fudbmnm%2Frust-learn", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fudbmnm%2Frust-learn'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 797cc547fa3579b2a382d39440d9e7ea29599640 [INFO] testing udbmnm/rust-learn against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fudbmnm%2Frust-learn" "/workspace/builds/worker-32/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-32/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/udbmnm/rust-learn on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/udbmnm/rust-learn [INFO] finished tweaking git repo https://github.com/udbmnm/rust-learn [INFO] tweaked toml for git repo https://github.com/udbmnm/rust-learn written to /workspace/builds/worker-32/source/Cargo.toml [INFO] crate git repo https://github.com/udbmnm/rust-learn already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fb79e814ce01f9b677bffb98cd54fad7608836328a6c99555669380c0e891498 [INFO] running `Command { std: "docker" "start" "-a" "fb79e814ce01f9b677bffb98cd54fad7608836328a6c99555669380c0e891498", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fb79e814ce01f9b677bffb98cd54fad7608836328a6c99555669380c0e891498", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb79e814ce01f9b677bffb98cd54fad7608836328a6c99555669380c0e891498", kill_on_drop: false }` [INFO] [stdout] fb79e814ce01f9b677bffb98cd54fad7608836328a6c99555669380c0e891498 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c31791cbdba67a2dc74fbefd02652783956f9ea2bb263254a62a4a51a23b6a30 [INFO] running `Command { std: "docker" "start" "-a" "c31791cbdba67a2dc74fbefd02652783956f9ea2bb263254a62a4a51a23b6a30", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.123 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.16 [INFO] [stderr] Compiling getrandom v0.2.6 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling rust_learn v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: multiple lines skipped by escaped newline [INFO] [stdout] --> src/main.rs:9:17 [INFO] [stdout] | [INFO] [stdout] 9 | let text = "\ [INFO] [stdout] | _________________^ [INFO] [stdout] 10 | | [INFO] [stdout] 11 | | Rust is a systems programming language, that is compiled to LLVM. [INFO] [stdout] | |__^ skipping everything up to and including this point [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/main.rs:68:13 [INFO] [stdout] | [INFO] [stdout] 68 | let s = "🍉"; // 从此处起，s 是有效的 [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.17s [INFO] running `Command { std: "docker" "inspect" "c31791cbdba67a2dc74fbefd02652783956f9ea2bb263254a62a4a51a23b6a30", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c31791cbdba67a2dc74fbefd02652783956f9ea2bb263254a62a4a51a23b6a30", kill_on_drop: false }` [INFO] [stdout] c31791cbdba67a2dc74fbefd02652783956f9ea2bb263254a62a4a51a23b6a30 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f4c538159f3648aa4995d459eafab0836225fda0b0e97966322745f187473076 [INFO] running `Command { std: "docker" "start" "-a" "f4c538159f3648aa4995d459eafab0836225fda0b0e97966322745f187473076", kill_on_drop: false }` [INFO] [stderr] Compiling rust_learn v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: multiple lines skipped by escaped newline [INFO] [stdout] --> src/main.rs:9:17 [INFO] [stdout] | [INFO] [stdout] 9 | let text = "\ [INFO] [stdout] | _________________^ [INFO] [stdout] 10 | | [INFO] [stdout] 11 | | Rust is a systems programming language, that is compiled to LLVM. [INFO] [stdout] | |__^ skipping everything up to and including this point [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/main.rs:68:13 [INFO] [stdout] | [INFO] [stdout] 68 | let s = "🍉"; // 从此处起，s 是有效的 [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.39s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_learn-72d57c6b5a65e554) [INFO] [stderr] Executable unittests src/bin/bin1.rs (/opt/rustwide/target/debug/deps/bin1-50f194bb99620966) [INFO] [stderr] Executable unittests src/bin/bin2.rs (/opt/rustwide/target/debug/deps/bin2-67abff9da1658909) [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_learn-d4dff7b0eee4fb45) [INFO] running `Command { std: "docker" "inspect" "f4c538159f3648aa4995d459eafab0836225fda0b0e97966322745f187473076", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f4c538159f3648aa4995d459eafab0836225fda0b0e97966322745f187473076", kill_on_drop: false }` [INFO] [stdout] f4c538159f3648aa4995d459eafab0836225fda0b0e97966322745f187473076 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c1c55f0df04e5e488351eec9a5e7a88dc4761fd6be9922cf6e3be88bd297d47a [INFO] running `Command { std: "docker" "start" "-a" "c1c55f0df04e5e488351eec9a5e7a88dc4761fd6be9922cf6e3be88bd297d47a", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: multiple lines skipped by escaped newline [INFO] [stderr] --> src/main.rs:9:17 [INFO] [stderr] | [INFO] [stderr] 9 | let text = "\ [INFO] [stderr] | _________________^ [INFO] [stderr] 10 | | [INFO] [stderr] 11 | | Rust is a systems programming language, that is compiled to LLVM. [INFO] [stderr] | |__^ skipping everything up to and including this point [INFO] [stderr] [INFO] [stderr] warning: unused variable: `s` [INFO] [stderr] --> src/main.rs:68:13 [INFO] [stderr] | [INFO] [stderr] 68 | let s = "🍉"; // 从此处起，s 是有效的 [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `rust_learn` (bin "rust_learn" test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.11s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_learn-72d57c6b5a65e554) [INFO] [stdout] [INFO] [stderr] Running unittests src/bin/bin1.rs (/opt/rustwide/target/debug/deps/bin1-50f194bb99620966) [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests src/bin/bin2.rs (/opt/rustwide/target/debug/deps/bin2-67abff9da1658909) [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] [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] [stdout] [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_learn-d4dff7b0eee4fb45) [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] [stdout] [INFO] [stdout] running 0 tests [INFO] [stderr] Doc-tests rust_learn [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s [INFO] [stdout] [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 0.04s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "c1c55f0df04e5e488351eec9a5e7a88dc4761fd6be9922cf6e3be88bd297d47a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c1c55f0df04e5e488351eec9a5e7a88dc4761fd6be9922cf6e3be88bd297d47a", kill_on_drop: false }` [INFO] [stdout] c1c55f0df04e5e488351eec9a5e7a88dc4761fd6be9922cf6e3be88bd297d47a