[INFO] fetching crate coredump 0.1.1...
[INFO] testing coredump-0.1.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate coredump 0.1.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate coredump 0.1.1 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 coredump 0.1.1
[INFO] finished tweaking crates.io crate coredump 0.1.1
[INFO] tweaked toml for crates.io crate coredump 0.1.1 written to /workspace/builds/worker-5/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 8933333a8ff55d4c814b987a0837a0459389bd0c87c210676494f6ccf7968ffd
[INFO] running `Command { std: "docker" "start" "-a" "8933333a8ff55d4c814b987a0837a0459389bd0c87c210676494f6ccf7968ffd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8933333a8ff55d4c814b987a0837a0459389bd0c87c210676494f6ccf7968ffd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8933333a8ff55d4c814b987a0837a0459389bd0c87c210676494f6ccf7968ffd", kill_on_drop: false }`
[INFO] [stdout] 8933333a8ff55d4c814b987a0837a0459389bd0c87c210676494f6ccf7968ffd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] dc32f91694c72e0c820656a569112a623538b9d91d108c7f8d1811527d29e656
[INFO] running `Command { std: "docker" "start" "-a" "dc32f91694c72e0c820656a569112a623538b9d91d108c7f8d1811527d29e656", kill_on_drop: false }`
[INFO] [stderr]    Compiling coredump v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "dc32f91694c72e0c820656a569112a623538b9d91d108c7f8d1811527d29e656", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc32f91694c72e0c820656a569112a623538b9d91d108c7f8d1811527d29e656", kill_on_drop: false }`
[INFO] [stdout] dc32f91694c72e0c820656a569112a623538b9d91d108c7f8d1811527d29e656
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 2d27618cede9bffd6bbfee03d10378bae2df03d754367afc5bd7ad1e28946f36
[INFO] running `Command { std: "docker" "start" "-a" "2d27618cede9bffd6bbfee03d10378bae2df03d754367afc5bd7ad1e28946f36", kill_on_drop: false }`
[INFO] [stderr]    Compiling coredump v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "2d27618cede9bffd6bbfee03d10378bae2df03d754367afc5bd7ad1e28946f36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d27618cede9bffd6bbfee03d10378bae2df03d754367afc5bd7ad1e28946f36", kill_on_drop: false }`
[INFO] [stdout] 2d27618cede9bffd6bbfee03d10378bae2df03d754367afc5bd7ad1e28946f36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 09568d59296f47d3ae82ab5f9184686eb383ebc8e310548b47f8d7a95abb71d5
[INFO] running `Command { std: "docker" "start" "-a" "09568d59296f47d3ae82ab5f9184686eb383ebc8e310548b47f8d7a95abb71d5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/coredump-27adf3d904b68a68)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/coredump.rs (/opt/rustwide/target/debug/deps/coredump-66fc36e3cc3380b6)
[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 1 test
[INFO] [stdout] test dump_core ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests coredump
[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" "09568d59296f47d3ae82ab5f9184686eb383ebc8e310548b47f8d7a95abb71d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09568d59296f47d3ae82ab5f9184686eb383ebc8e310548b47f8d7a95abb71d5", kill_on_drop: false }`
[INFO] [stdout] 09568d59296f47d3ae82ab5f9184686eb383ebc8e310548b47f8d7a95abb71d5