[INFO] fetching crate mp4ameta_proc 0.2.1...
[INFO] testing mp4ameta_proc-0.2.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate mp4ameta_proc 0.2.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate mp4ameta_proc 0.2.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mp4ameta_proc 0.2.1
[INFO] finished tweaking crates.io crate mp4ameta_proc 0.2.1
[INFO] tweaked toml for crates.io crate mp4ameta_proc 0.2.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 6736fe05d367c9c5b6bee44f5f39103dbcf7a7b6439277f7cd55cc3b4ea853e7
[INFO] running `Command { std: "docker" "start" "-a" "6736fe05d367c9c5b6bee44f5f39103dbcf7a7b6439277f7cd55cc3b4ea853e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6736fe05d367c9c5b6bee44f5f39103dbcf7a7b6439277f7cd55cc3b4ea853e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6736fe05d367c9c5b6bee44f5f39103dbcf7a7b6439277f7cd55cc3b4ea853e7", kill_on_drop: false }`
[INFO] [stdout] 6736fe05d367c9c5b6bee44f5f39103dbcf7a7b6439277f7cd55cc3b4ea853e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 416f226a4456b595d6db18850bbf0678abe4146c9387e768ac313bc0ed6e80bb
[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" "416f226a4456b595d6db18850bbf0678abe4146c9387e768ac313bc0ed6e80bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling mp4ameta_proc v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "416f226a4456b595d6db18850bbf0678abe4146c9387e768ac313bc0ed6e80bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "416f226a4456b595d6db18850bbf0678abe4146c9387e768ac313bc0ed6e80bb", kill_on_drop: false }`
[INFO] [stdout] 416f226a4456b595d6db18850bbf0678abe4146c9387e768ac313bc0ed6e80bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 654bfe0d6884da9b2bce5a11135e2d7b09468567f1f8972526fc05e08302e9de
[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" "654bfe0d6884da9b2bce5a11135e2d7b09468567f1f8972526fc05e08302e9de", kill_on_drop: false }`
[INFO] [stderr]    Compiling mp4ameta_proc v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "654bfe0d6884da9b2bce5a11135e2d7b09468567f1f8972526fc05e08302e9de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "654bfe0d6884da9b2bce5a11135e2d7b09468567f1f8972526fc05e08302e9de", kill_on_drop: false }`
[INFO] [stdout] 654bfe0d6884da9b2bce5a11135e2d7b09468567f1f8972526fc05e08302e9de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 316a90ca3f848cdb3b02765b115858678423dc0a107e5efeb11327f911edea7e
[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" "316a90ca3f848cdb3b02765b115858678423dc0a107e5efeb11327f911edea7e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mp4ameta_proc-c9cf870a4cb4e1c5
[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 mp4ameta_proc
[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" "316a90ca3f848cdb3b02765b115858678423dc0a107e5efeb11327f911edea7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "316a90ca3f848cdb3b02765b115858678423dc0a107e5efeb11327f911edea7e", kill_on_drop: false }`
[INFO] [stdout] 316a90ca3f848cdb3b02765b115858678423dc0a107e5efeb11327f911edea7e