[INFO] fetching crate rumbrella-introtoalgorithms 0.1.0...
[INFO] testing rumbrella-introtoalgorithms-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate rumbrella-introtoalgorithms 0.1.0 into /workspace/builds/worker-108/source
[INFO] validating manifest of crates.io crate rumbrella-introtoalgorithms 0.1.0 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 crates.io crate rumbrella-introtoalgorithms 0.1.0
[INFO] finished tweaking crates.io crate rumbrella-introtoalgorithms 0.1.0
[INFO] tweaked toml for crates.io crate rumbrella-introtoalgorithms 0.1.0 written to /workspace/builds/worker-108/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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] 9b9d4970b8ca77ae7a9815cf1d4980dfa116a6f083f68f0d34f1b46c29620584
[INFO] running `Command { std: "docker" "start" "-a" "9b9d4970b8ca77ae7a9815cf1d4980dfa116a6f083f68f0d34f1b46c29620584", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b9d4970b8ca77ae7a9815cf1d4980dfa116a6f083f68f0d34f1b46c29620584", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b9d4970b8ca77ae7a9815cf1d4980dfa116a6f083f68f0d34f1b46c29620584", kill_on_drop: false }`
[INFO] [stdout] 9b9d4970b8ca77ae7a9815cf1d4980dfa116a6f083f68f0d34f1b46c29620584
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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] 5c6a9b05d9a1345a8742250d48d4112f5ba9c820481af3ebf8ddee20e12aebea
[INFO] running `Command { std: "docker" "start" "-a" "5c6a9b05d9a1345a8742250d48d4112f5ba9c820481af3ebf8ddee20e12aebea", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rumbrella-introtoalgorithms v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "5c6a9b05d9a1345a8742250d48d4112f5ba9c820481af3ebf8ddee20e12aebea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c6a9b05d9a1345a8742250d48d4112f5ba9c820481af3ebf8ddee20e12aebea", kill_on_drop: false }`
[INFO] [stdout] 5c6a9b05d9a1345a8742250d48d4112f5ba9c820481af3ebf8ddee20e12aebea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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] 932568ed33150b6c17edbcf96347d04260967200cac33fd701de591233653855
[INFO] running `Command { std: "docker" "start" "-a" "932568ed33150b6c17edbcf96347d04260967200cac33fd701de591233653855", kill_on_drop: false }`
[INFO] [stderr]    Compiling rumbrella-introtoalgorithms v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.42s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/rumbrella_introtoalgorithms-4530a039af5931c0)
[INFO] running `Command { std: "docker" "inspect" "932568ed33150b6c17edbcf96347d04260967200cac33fd701de591233653855", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "932568ed33150b6c17edbcf96347d04260967200cac33fd701de591233653855", kill_on_drop: false }`
[INFO] [stdout] 932568ed33150b6c17edbcf96347d04260967200cac33fd701de591233653855
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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] a565b339f98acc961271af4761529a1697e7ff304c6a68107246ce640e71823b
[INFO] running `Command { std: "docker" "start" "-a" "a565b339f98acc961271af4761529a1697e7ff304c6a68107246ce640e71823b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.24s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rumbrella_introtoalgorithms-4530a039af5931c0)
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]    Doc-tests rumbrella-introtoalgorithms
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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] running `Command { std: "docker" "inspect" "a565b339f98acc961271af4761529a1697e7ff304c6a68107246ce640e71823b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a565b339f98acc961271af4761529a1697e7ff304c6a68107246ce640e71823b", kill_on_drop: false }`
[INFO] [stdout] a565b339f98acc961271af4761529a1697e7ff304c6a68107246ce640e71823b