[INFO] fetching crate hellorust20xx 0.1.0...
[INFO] testing hellorust20xx-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate hellorust20xx 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate hellorust20xx 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 hellorust20xx 0.1.0
[INFO] finished tweaking crates.io crate hellorust20xx 0.1.0
[INFO] tweaked toml for crates.io crate hellorust20xx 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate hellorust20xx 0.1.0 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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] c54c4c1ce9b24b2b8c2a9aa94dfaef129b50bfc5ef7124b8e45cd17f2cafbf9e
[INFO] running `Command { std: "docker" "start" "-a" "c54c4c1ce9b24b2b8c2a9aa94dfaef129b50bfc5ef7124b8e45cd17f2cafbf9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c54c4c1ce9b24b2b8c2a9aa94dfaef129b50bfc5ef7124b8e45cd17f2cafbf9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c54c4c1ce9b24b2b8c2a9aa94dfaef129b50bfc5ef7124b8e45cd17f2cafbf9e", kill_on_drop: false }`
[INFO] [stdout] c54c4c1ce9b24b2b8c2a9aa94dfaef129b50bfc5ef7124b8e45cd17f2cafbf9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] ab7d47f3f87596b667ef349c09a656e5338e11d71ae1e2add741cf6f591e3a45
[INFO] running `Command { std: "docker" "start" "-a" "ab7d47f3f87596b667ef349c09a656e5338e11d71ae1e2add741cf6f591e3a45", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling hellorust20xx v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.24s
[INFO] running `Command { std: "docker" "inspect" "ab7d47f3f87596b667ef349c09a656e5338e11d71ae1e2add741cf6f591e3a45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab7d47f3f87596b667ef349c09a656e5338e11d71ae1e2add741cf6f591e3a45", kill_on_drop: false }`
[INFO] [stdout] ab7d47f3f87596b667ef349c09a656e5338e11d71ae1e2add741cf6f591e3a45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] dcb1b0e27ece37bcf78fb040fbc46df74e3855efa2eb3a6c42bb13a0db98da6a
[INFO] running `Command { std: "docker" "start" "-a" "dcb1b0e27ece37bcf78fb040fbc46df74e3855efa2eb3a6c42bb13a0db98da6a", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling hellorust20xx v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.28s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/foo-7adc56ec8fb8ee85)
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/hellorust20xx-7d87b820e3a320c1)
[INFO] running `Command { std: "docker" "inspect" "dcb1b0e27ece37bcf78fb040fbc46df74e3855efa2eb3a6c42bb13a0db98da6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcb1b0e27ece37bcf78fb040fbc46df74e3855efa2eb3a6c42bb13a0db98da6a", kill_on_drop: false }`
[INFO] [stdout] dcb1b0e27ece37bcf78fb040fbc46df74e3855efa2eb3a6c42bb13a0db98da6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] d6338b227348e043166e727eb105120a8f8f4d924695255484391f24949bc8f1
[INFO] running `Command { std: "docker" "start" "-a" "d6338b227348e043166e727eb105120a8f8f4d924695255484391f24949bc8f1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/foo-7adc56ec8fb8ee85)
[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/main.rs (/opt/rustwide/target/debug/deps/hellorust20xx-7d87b820e3a320c1)
[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 foo
[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" "d6338b227348e043166e727eb105120a8f8f4d924695255484391f24949bc8f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6338b227348e043166e727eb105120a8f8f4d924695255484391f24949bc8f1", kill_on_drop: false }`
[INFO] [stdout] d6338b227348e043166e727eb105120a8f8f4d924695255484391f24949bc8f1