[INFO] cloning repository https://github.com/kornysietsma/rust-101-sample
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kornysietsma/rust-101-sample" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkornysietsma%2Frust-101-sample", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkornysietsma%2Frust-101-sample'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3ec0de9a0f0000030a27e4e73bbd7ada9059fc82
[INFO] testing kornysietsma/rust-101-sample 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%2Fkornysietsma%2Frust-101-sample" "/workspace/builds/worker-61/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-61/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kornysietsma/rust-101-sample 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/kornysietsma/rust-101-sample
[INFO] finished tweaking git repo https://github.com/kornysietsma/rust-101-sample
[INFO] tweaked toml for git repo https://github.com/kornysietsma/rust-101-sample written to /workspace/builds/worker-61/source/Cargo.toml
[INFO] crate git repo https://github.com/kornysietsma/rust-101-sample 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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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] 3fec5812c830cf49772f161304e4039454bd5b074f8bdf2e7ad7a6cc4e1ebd99
[INFO] running `Command { std: "docker" "start" "-a" "3fec5812c830cf49772f161304e4039454bd5b074f8bdf2e7ad7a6cc4e1ebd99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3fec5812c830cf49772f161304e4039454bd5b074f8bdf2e7ad7a6cc4e1ebd99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fec5812c830cf49772f161304e4039454bd5b074f8bdf2e7ad7a6cc4e1ebd99", kill_on_drop: false }`
[INFO] [stdout] 3fec5812c830cf49772f161304e4039454bd5b074f8bdf2e7ad7a6cc4e1ebd99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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] 3358723d6c5672342ce00aafcc67a5cf7d0c3569ef5ff32a71673f728f676036
[INFO] running `Command { std: "docker" "start" "-a" "3358723d6c5672342ce00aafcc67a5cf7d0c3569ef5ff32a71673f728f676036", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.43
[INFO] [stderr]    Compiling cc v1.0.38
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling rustc-demangle v0.1.15
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling backtrace v0.3.34
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling rust_101 v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `fib`
[INFO] [stdout]  --> src/step_1_fibs.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn fib(n: u32) -> u128 {
[INFO] [stdout]   |    ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.21s
[INFO] running `Command { std: "docker" "inspect" "3358723d6c5672342ce00aafcc67a5cf7d0c3569ef5ff32a71673f728f676036", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3358723d6c5672342ce00aafcc67a5cf7d0c3569ef5ff32a71673f728f676036", kill_on_drop: false }`
[INFO] [stdout] 3358723d6c5672342ce00aafcc67a5cf7d0c3569ef5ff32a71673f728f676036
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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] 8d13cff9b3f1d3893667b920e4c36807bcd68f249a312db8c79e47853c1c40a2
[INFO] running `Command { std: "docker" "start" "-a" "8d13cff9b3f1d3893667b920e4c36807bcd68f249a312db8c79e47853c1c40a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stdout] warning: function is never used: `fib`
[INFO] [stdout]  --> src/step_1_fibs.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn fib(n: u32) -> u128 {
[INFO] [stdout]   |    ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pretty_assertions v0.6.1
[INFO] [stderr]    Compiling rust_101 v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.06s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_101-e7f9bf940b305d76)
[INFO] [stderr]   Executable unittests src/bin.rs (/opt/rustwide/target/debug/deps/rust_101-98e97cddbd08679c)
[INFO] [stderr]   Executable tests/integration_tests.rs (/opt/rustwide/target/debug/deps/integration_tests-fe59301dacbc6a72)
[INFO] running `Command { std: "docker" "inspect" "8d13cff9b3f1d3893667b920e4c36807bcd68f249a312db8c79e47853c1c40a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d13cff9b3f1d3893667b920e4c36807bcd68f249a312db8c79e47853c1c40a2", kill_on_drop: false }`
[INFO] [stdout] 8d13cff9b3f1d3893667b920e4c36807bcd68f249a312db8c79e47853c1c40a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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] 4e01e20c98e1b4b230d8f6d333970c29e324abf82684b0db777f5618e3c4a2b7
[INFO] running `Command { std: "docker" "start" "-a" "4e01e20c98e1b4b230d8f6d333970c29e324abf82684b0db777f5618e3c4a2b7", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `fib`
[INFO] [stderr]  --> src/step_1_fibs.rs:3:4
[INFO] [stderr]   |
[INFO] [stderr] 3 | fn fib(n: u32) -> u128 {
[INFO] [stderr]   |    ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_101` (lib) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_101-e7f9bf940b305d76)
[INFO] [stdout] running 5 tests
[INFO] [stdout] test step_2_fizzbuzz::test::should_fizz_buzz ... ignored
[INFO] [stderr]      Running unittests src/bin.rs (/opt/rustwide/target/debug/deps/rust_101-98e97cddbd08679c)
[INFO] [stdout] test step_2_fizzbuzz::test::should_fizz_or_buzz ... ok
[INFO] [stdout] test step_1_fibs::test::fibs ... ok
[INFO] [stdout] test test::true_is_true ... ok
[INFO] [stdout] test test::foo_is_foo ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration_tests.rs (/opt/rustwide/target/debug/deps/integration_tests-fe59301dacbc6a72)
[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 1 test
[INFO] [stdout] test foo_is_foo ... ok
[INFO] [stderr]    Doc-tests rust_101
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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] running `Command { std: "docker" "inspect" "4e01e20c98e1b4b230d8f6d333970c29e324abf82684b0db777f5618e3c4a2b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e01e20c98e1b4b230d8f6d333970c29e324abf82684b0db777f5618e3c4a2b7", kill_on_drop: false }`
[INFO] [stdout] 4e01e20c98e1b4b230d8f6d333970c29e324abf82684b0db777f5618e3c4a2b7