[INFO] fetching crate mp4ra-rust 0.1.0...
[INFO] testing mp4ra-rust-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate mp4ra-rust 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate mp4ra-rust 0.1.0 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 mp4ra-rust 0.1.0
[INFO] finished tweaking crates.io crate mp4ra-rust 0.1.0
[INFO] tweaked toml for crates.io crate mp4ra-rust 0.1.0 written to /workspace/builds/worker-1/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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded four-cc v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] b6e96229498e196d972d4d0783b185be0729288c3ea5d615680669e41008380b
[INFO] running `Command { std: "docker" "start" "-a" "b6e96229498e196d972d4d0783b185be0729288c3ea5d615680669e41008380b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6e96229498e196d972d4d0783b185be0729288c3ea5d615680669e41008380b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6e96229498e196d972d4d0783b185be0729288c3ea5d615680669e41008380b", kill_on_drop: false }`
[INFO] [stdout] b6e96229498e196d972d4d0783b185be0729288c3ea5d615680669e41008380b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 52e655388dafeb0afde2e339d8f436fbe427816ecec7d86f4bd9fc4607897193
[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" "52e655388dafeb0afde2e339d8f436fbe427816ecec7d86f4bd9fc4607897193", kill_on_drop: false }`
[INFO] [stderr]    Compiling four-cc v0.1.0
[INFO] [stderr]    Compiling mp4ra-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `Command { std: "docker" "inspect" "52e655388dafeb0afde2e339d8f436fbe427816ecec7d86f4bd9fc4607897193", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52e655388dafeb0afde2e339d8f436fbe427816ecec7d86f4bd9fc4607897193", kill_on_drop: false }`
[INFO] [stdout] 52e655388dafeb0afde2e339d8f436fbe427816ecec7d86f4bd9fc4607897193
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 0cb3372a447c4a3bbf23c6ab1e2325acafd96808fd7eff75a133a2fc3930a5e6
[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" "0cb3372a447c4a3bbf23c6ab1e2325acafd96808fd7eff75a133a2fc3930a5e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling mp4ra-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "0cb3372a447c4a3bbf23c6ab1e2325acafd96808fd7eff75a133a2fc3930a5e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cb3372a447c4a3bbf23c6ab1e2325acafd96808fd7eff75a133a2fc3930a5e6", kill_on_drop: false }`
[INFO] [stdout] 0cb3372a447c4a3bbf23c6ab1e2325acafd96808fd7eff75a133a2fc3930a5e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 46e600b3b0f5e2eb511630ccea5cfe79730f5f979643a4b3cab25c3b2a5a6530
[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" "46e600b3b0f5e2eb511630ccea5cfe79730f5f979643a4b3cab25c3b2a5a6530", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mp4ra_rust-e83c8bb9b7dc6aba
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mp4ra-rust
[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] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - ObjectTypeIdentifier (line 25) ... ok
[INFO] [stdout] test src/lib.rs - ObjectTypeIdentifier (line 58) ... ok
[INFO] [stdout] test src/lib.rs - SampleEntryCode (line 125) ... ok
[INFO] [stdout] test src/lib.rs - ObjectTypeIdentifier (line 71) ... ok
[INFO] [stdout] test src/lib.rs - ObjectTypeIdentifier (line 35) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.23s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "46e600b3b0f5e2eb511630ccea5cfe79730f5f979643a4b3cab25c3b2a5a6530", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46e600b3b0f5e2eb511630ccea5cfe79730f5f979643a4b3cab25c3b2a5a6530", kill_on_drop: false }`
[INFO] [stdout] 46e600b3b0f5e2eb511630ccea5cfe79730f5f979643a4b3cab25c3b2a5a6530