[INFO] cloning repository https://github.com/alexpyzhianov/rust-book-projects
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alexpyzhianov/rust-book-projects" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexpyzhianov%2Frust-book-projects", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexpyzhianov%2Frust-book-projects'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f0326862e24989916426c1c8f34d35cf4760177c
[INFO] testing alexpyzhianov/rust-book-projects 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%2Falexpyzhianov%2Frust-book-projects" "/workspace/builds/worker-97/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-97/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alexpyzhianov/rust-book-projects 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/alexpyzhianov/rust-book-projects
[INFO] finished tweaking git repo https://github.com/alexpyzhianov/rust-book-projects
[INFO] tweaked toml for git repo https://github.com/alexpyzhianov/rust-book-projects written to /workspace/builds/worker-97/source/Cargo.toml
[INFO] crate git repo https://github.com/alexpyzhianov/rust-book-projects 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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] 827fd6ac448bf8cb270376a894a93dd2e230ba65aa1edc42da36721cd26cc32d
[INFO] running `Command { std: "docker" "start" "-a" "827fd6ac448bf8cb270376a894a93dd2e230ba65aa1edc42da36721cd26cc32d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "827fd6ac448bf8cb270376a894a93dd2e230ba65aa1edc42da36721cd26cc32d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "827fd6ac448bf8cb270376a894a93dd2e230ba65aa1edc42da36721cd26cc32d", kill_on_drop: false }`
[INFO] [stdout] 827fd6ac448bf8cb270376a894a93dd2e230ba65aa1edc42da36721cd26cc32d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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] 270bcad1c4442947ac57b66f538f086b635a7da4b9ccc08d3335a5ca1256e72b
[INFO] running `Command { std: "docker" "start" "-a" "270bcad1c4442947ac57b66f538f086b635a7da4b9ccc08d3335a5ca1256e72b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling rand_core v0.6.0
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.0
[INFO] [stderr]    Compiling book v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.29s
[INFO] running `Command { std: "docker" "inspect" "270bcad1c4442947ac57b66f538f086b635a7da4b9ccc08d3335a5ca1256e72b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "270bcad1c4442947ac57b66f538f086b635a7da4b9ccc08d3335a5ca1256e72b", kill_on_drop: false }`
[INFO] [stdout] 270bcad1c4442947ac57b66f538f086b635a7da4b9ccc08d3335a5ca1256e72b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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] 6753bfc12e1eba62b35e4c76acff1ff5c688584772dab87282436cd5bed2294f
[INFO] running `Command { std: "docker" "start" "-a" "6753bfc12e1eba62b35e4c76acff1ff5c688584772dab87282436cd5bed2294f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling book v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 27.74s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/book-fb54b22db21c9d91)
[INFO] [stderr]   Executable unittests src/bin/fahrenheit.rs (/opt/rustwide/target/debug/deps/fahrenheit-ed192c59526c8568)
[INFO] [stderr]   Executable unittests src/bin/fib.rs (/opt/rustwide/target/debug/deps/fib-75cbe8cbe7cc5862)
[INFO] [stderr]   Executable unittests src/bin/guess.rs (/opt/rustwide/target/debug/deps/guess-39af49c097e969be)
[INFO] [stderr]   Executable unittests src/bin/song.rs (/opt/rustwide/target/debug/deps/song-844eef3b910c78ae)
[INFO] running `Command { std: "docker" "inspect" "6753bfc12e1eba62b35e4c76acff1ff5c688584772dab87282436cd5bed2294f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6753bfc12e1eba62b35e4c76acff1ff5c688584772dab87282436cd5bed2294f", kill_on_drop: false }`
[INFO] [stdout] 6753bfc12e1eba62b35e4c76acff1ff5c688584772dab87282436cd5bed2294f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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] 187b4c4c94e1fa4a42643309f4c15f78687e76eeb01640f0c7e9b54c3e385d4d
[INFO] running `Command { std: "docker" "start" "-a" "187b4c4c94e1fa4a42643309f4c15f78687e76eeb01640f0c7e9b54c3e385d4d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/book-fb54b22db21c9d91)
[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 src/bin/fahrenheit.rs (/opt/rustwide/target/debug/deps/fahrenheit-ed192c59526c8568)
[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 src/bin/fib.rs (/opt/rustwide/target/debug/deps/fib-75cbe8cbe7cc5862)
[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 src/bin/guess.rs (/opt/rustwide/target/debug/deps/guess-39af49c097e969be)
[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 src/bin/song.rs (/opt/rustwide/target/debug/deps/song-844eef3b910c78ae)
[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 book
[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" "187b4c4c94e1fa4a42643309f4c15f78687e76eeb01640f0c7e9b54c3e385d4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "187b4c4c94e1fa4a42643309f4c15f78687e76eeb01640f0c7e9b54c3e385d4d", kill_on_drop: false }`
[INFO] [stdout] 187b4c4c94e1fa4a42643309f4c15f78687e76eeb01640f0c7e9b54c3e385d4d