[INFO] fetching crate toml2json 1.2.0...
[INFO] testing toml2json-1.2.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate toml2json 1.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate toml2json 1.2.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate toml2json 1.2.0
[INFO] finished tweaking crates.io crate toml2json 1.2.0
[INFO] tweaked toml for crates.io crate toml2json 1.2.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate toml2json 1.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2267fe18007d1f9644166ed1e8ced43a976edb388c303a4c4824432fd59c6eef
[INFO] running `Command { std: "docker" "start" "-a" "2267fe18007d1f9644166ed1e8ced43a976edb388c303a4c4824432fd59c6eef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2267fe18007d1f9644166ed1e8ced43a976edb388c303a4c4824432fd59c6eef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2267fe18007d1f9644166ed1e8ced43a976edb388c303a4c4824432fd59c6eef", kill_on_drop: false }`
[INFO] [stdout] 2267fe18007d1f9644166ed1e8ced43a976edb388c303a4c4824432fd59c6eef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a788e0764f72413dea2c7e806fa005c369e68ac7ad78a65da077ad30a0c4c24
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8a788e0764f72413dea2c7e806fa005c369e68ac7ad78a65da077ad30a0c4c24", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde_derive v1.0.129
[INFO] [stderr]    Compiling libc v0.2.89
[INFO] [stderr]    Compiling serde v1.0.129
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling os_str_bytes v3.1.0
[INFO] [stderr]    Compiling textwrap v0.14.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.4
[INFO] [stderr]    Compiling clap v3.0.0-beta.4
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling toml2json v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.18s
[INFO] running `Command { std: "docker" "inspect" "8a788e0764f72413dea2c7e806fa005c369e68ac7ad78a65da077ad30a0c4c24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a788e0764f72413dea2c7e806fa005c369e68ac7ad78a65da077ad30a0c4c24", kill_on_drop: false }`
[INFO] [stdout] 8a788e0764f72413dea2c7e806fa005c369e68ac7ad78a65da077ad30a0c4c24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 688dee3e85153d695b8dcb078bdaf4d57f94a8c29c49c1fdbf143d882180b409
[INFO] running `Command { std: "docker" "start" "-a" "688dee3e85153d695b8dcb078bdaf4d57f94a8c29c49c1fdbf143d882180b409", kill_on_drop: false }`
[INFO] [stderr]    Compiling toml2json v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "688dee3e85153d695b8dcb078bdaf4d57f94a8c29c49c1fdbf143d882180b409", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "688dee3e85153d695b8dcb078bdaf4d57f94a8c29c49c1fdbf143d882180b409", kill_on_drop: false }`
[INFO] [stdout] 688dee3e85153d695b8dcb078bdaf4d57f94a8c29c49c1fdbf143d882180b409
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f296213cc13c690cbdffdfdf82b21ea1464a4d2aff91d2a0ce6d05c6272390a7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f296213cc13c690cbdffdfdf82b21ea1464a4d2aff91d2a0ce6d05c6272390a7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/toml2json-e61cc9dd7b83ab62)
[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" "f296213cc13c690cbdffdfdf82b21ea1464a4d2aff91d2a0ce6d05c6272390a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f296213cc13c690cbdffdfdf82b21ea1464a4d2aff91d2a0ce6d05c6272390a7", kill_on_drop: false }`
[INFO] [stdout] f296213cc13c690cbdffdfdf82b21ea1464a4d2aff91d2a0ce6d05c6272390a7