[INFO] fetching crate mp4ra-rust 0.1.0...
[INFO] testing mp4ra-rust-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate mp4ra-rust 0.1.0 into /workspace/builds/worker-50/source
[INFO] validating manifest of crates.io crate mp4ra-rust 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 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-50/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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] de7b7ad4346abc9c18eae974d5ce5490b48c09802609dccb6e0ff1b7740b4de9
[INFO] running `Command { std: "docker" "start" "-a" "de7b7ad4346abc9c18eae974d5ce5490b48c09802609dccb6e0ff1b7740b4de9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de7b7ad4346abc9c18eae974d5ce5490b48c09802609dccb6e0ff1b7740b4de9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de7b7ad4346abc9c18eae974d5ce5490b48c09802609dccb6e0ff1b7740b4de9", kill_on_drop: false }`
[INFO] [stdout] de7b7ad4346abc9c18eae974d5ce5490b48c09802609dccb6e0ff1b7740b4de9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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] 373e84985868b3b6a6ec689828d73182c4ea3d537f8af711ebe117d38111ac64
[INFO] running `Command { std: "docker" "start" "-a" "373e84985868b3b6a6ec689828d73182c4ea3d537f8af711ebe117d38111ac64", 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 1.32s
[INFO] running `Command { std: "docker" "inspect" "373e84985868b3b6a6ec689828d73182c4ea3d537f8af711ebe117d38111ac64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "373e84985868b3b6a6ec689828d73182c4ea3d537f8af711ebe117d38111ac64", kill_on_drop: false }`
[INFO] [stdout] 373e84985868b3b6a6ec689828d73182c4ea3d537f8af711ebe117d38111ac64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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] c66bd854cc3d923b6079f65eb448d53a1250dc7ccbcb30a440294130132249cc
[INFO] running `Command { std: "docker" "start" "-a" "c66bd854cc3d923b6079f65eb448d53a1250dc7ccbcb30a440294130132249cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling mp4ra-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.51s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/mp4ra_rust-0b8403e833a8b92b)
[INFO] running `Command { std: "docker" "inspect" "c66bd854cc3d923b6079f65eb448d53a1250dc7ccbcb30a440294130132249cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c66bd854cc3d923b6079f65eb448d53a1250dc7ccbcb30a440294130132249cc", kill_on_drop: false }`
[INFO] [stdout] c66bd854cc3d923b6079f65eb448d53a1250dc7ccbcb30a440294130132249cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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] 091732ed58047e56fa98c04c7c6e768a6b8549f76de9da954097f6e5b916ed05
[INFO] running `Command { std: "docker" "start" "-a" "091732ed58047e56fa98c04c7c6e768a6b8549f76de9da954097f6e5b916ed05", 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/mp4ra_rust-0b8403e833a8b92b)
[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 mp4ra-rust
[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 35) ... 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] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.29s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "091732ed58047e56fa98c04c7c6e768a6b8549f76de9da954097f6e5b916ed05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "091732ed58047e56fa98c04c7c6e768a6b8549f76de9da954097f6e5b916ed05", kill_on_drop: false }`
[INFO] [stdout] 091732ed58047e56fa98c04c7c6e768a6b8549f76de9da954097f6e5b916ed05