[INFO] fetching crate iota-model 0.3.0...
[INFO] testing iota-model-0.3.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate iota-model 0.3.0 into /workspace/builds/worker-29/source
[INFO] validating manifest of crates.io crate iota-model 0.3.0 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 iota-model 0.3.0
[INFO] finished tweaking crates.io crate iota-model 0.3.0
[INFO] tweaked toml for crates.io crate iota-model 0.3.0 written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] [stdout] 9e7ea7c25bcc7cf8fd75c1b4c91a8f45309b7107e320992d122a222f4a926a6d
[INFO] running `Command { std: "docker" "start" "-a" "9e7ea7c25bcc7cf8fd75c1b4c91a8f45309b7107e320992d122a222f4a926a6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e7ea7c25bcc7cf8fd75c1b4c91a8f45309b7107e320992d122a222f4a926a6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e7ea7c25bcc7cf8fd75c1b4c91a8f45309b7107e320992d122a222f4a926a6d", kill_on_drop: false }`
[INFO] [stdout] 9e7ea7c25bcc7cf8fd75c1b4c91a8f45309b7107e320992d122a222f4a926a6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] 95ab7bb1bc74260c3ac503b2bcd1000cbe9a6543d50e8a2bcad5bb140db5d6d0
[INFO] running `Command { std: "docker" "start" "-a" "95ab7bb1bc74260c3ac503b2bcd1000cbe9a6543d50e8a2bcad5bb140db5d6d0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling iota-constants v0.2.1
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling iota-conversion v0.3.0
[INFO] [stderr]    Compiling iota-crypto v0.3.0
[INFO] [stderr]    Compiling iota-model v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.59s
[INFO] running `Command { std: "docker" "inspect" "95ab7bb1bc74260c3ac503b2bcd1000cbe9a6543d50e8a2bcad5bb140db5d6d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95ab7bb1bc74260c3ac503b2bcd1000cbe9a6543d50e8a2bcad5bb140db5d6d0", kill_on_drop: false }`
[INFO] [stdout] 95ab7bb1bc74260c3ac503b2bcd1000cbe9a6543d50e8a2bcad5bb140db5d6d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] [stdout] c1ff3d5dd9f176a9ac67d8ab907357b3f13b06ece95ad8311393b97e8422fc16
[INFO] running `Command { std: "docker" "start" "-a" "c1ff3d5dd9f176a9ac67d8ab907357b3f13b06ece95ad8311393b97e8422fc16", kill_on_drop: false }`
[INFO] [stderr]    Compiling iota-model v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `Command { std: "docker" "inspect" "c1ff3d5dd9f176a9ac67d8ab907357b3f13b06ece95ad8311393b97e8422fc16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1ff3d5dd9f176a9ac67d8ab907357b3f13b06ece95ad8311393b97e8422fc16", kill_on_drop: false }`
[INFO] [stdout] c1ff3d5dd9f176a9ac67d8ab907357b3f13b06ece95ad8311393b97e8422fc16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] 378892fb60650e4d5fbaa861a8dc4be217b1a66ddd23136cb0f975ecd7ee9c36
[INFO] running `Command { std: "docker" "start" "-a" "378892fb60650e4d5fbaa861a8dc4be217b1a66ddd23136cb0f975ecd7ee9c36", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.34s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/iota_model-d23248e112f6c18e)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests iota_model
[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 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" "378892fb60650e4d5fbaa861a8dc4be217b1a66ddd23136cb0f975ecd7ee9c36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "378892fb60650e4d5fbaa861a8dc4be217b1a66ddd23136cb0f975ecd7ee9c36", kill_on_drop: false }`
[INFO] [stdout] 378892fb60650e4d5fbaa861a8dc4be217b1a66ddd23136cb0f975ecd7ee9c36