[INFO] fetching crate toml-echo 0.3.0...
[INFO] testing toml-echo-0.3.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate toml-echo 0.3.0 into /workspace/builds/worker-24/source
[INFO] validating manifest of crates.io crate toml-echo 0.3.0 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 toml-echo 0.3.0
[INFO] finished tweaking crates.io crate toml-echo 0.3.0
[INFO] tweaked toml for crates.io crate toml-echo 0.3.0 written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] crate crates.io crate toml-echo 0.3.0 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-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] dee8d9faba5eb19bc4916ce79a5c76c0d9a5fbbced6790653748072ca8f41398
[INFO] running `Command { std: "docker" "start" "-a" "dee8d9faba5eb19bc4916ce79a5c76c0d9a5fbbced6790653748072ca8f41398", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dee8d9faba5eb19bc4916ce79a5c76c0d9a5fbbced6790653748072ca8f41398", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dee8d9faba5eb19bc4916ce79a5c76c0d9a5fbbced6790653748072ca8f41398", kill_on_drop: false }`
[INFO] [stdout] dee8d9faba5eb19bc4916ce79a5c76c0d9a5fbbced6790653748072ca8f41398
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] c407a70082433fc5a8c10e5e0a38dac1dda198e2fd1c1d7a0a77660b941ec697
[INFO] running `Command { std: "docker" "start" "-a" "c407a70082433fc5a8c10e5e0a38dac1dda198e2fd1c1d7a0a77660b941ec697", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling toml-echo v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.93s
[INFO] running `Command { std: "docker" "inspect" "c407a70082433fc5a8c10e5e0a38dac1dda198e2fd1c1d7a0a77660b941ec697", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c407a70082433fc5a8c10e5e0a38dac1dda198e2fd1c1d7a0a77660b941ec697", kill_on_drop: false }`
[INFO] [stdout] c407a70082433fc5a8c10e5e0a38dac1dda198e2fd1c1d7a0a77660b941ec697
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] a9343d11307b892b78a51776a352b8082f48ae3102076fcc70336771ce6d64c9
[INFO] running `Command { std: "docker" "start" "-a" "a9343d11307b892b78a51776a352b8082f48ae3102076fcc70336771ce6d64c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling toml-echo v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/toml_echo-7c7cf0018134cb49)
[INFO] running `Command { std: "docker" "inspect" "a9343d11307b892b78a51776a352b8082f48ae3102076fcc70336771ce6d64c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9343d11307b892b78a51776a352b8082f48ae3102076fcc70336771ce6d64c9", kill_on_drop: false }`
[INFO] [stdout] a9343d11307b892b78a51776a352b8082f48ae3102076fcc70336771ce6d64c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] 83d5dcdeb25df8f2dfac9b8ae922c98e7767e8925cee694f21bbfdb5f1828163
[INFO] running `Command { std: "docker" "start" "-a" "83d5dcdeb25df8f2dfac9b8ae922c98e7767e8925cee694f21bbfdb5f1828163", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/toml_echo-7c7cf0018134cb49)
[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" "83d5dcdeb25df8f2dfac9b8ae922c98e7767e8925cee694f21bbfdb5f1828163", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83d5dcdeb25df8f2dfac9b8ae922c98e7767e8925cee694f21bbfdb5f1828163", kill_on_drop: false }`
[INFO] [stdout] 83d5dcdeb25df8f2dfac9b8ae922c98e7767e8925cee694f21bbfdb5f1828163