[INFO] fetching crate dbc 0.3.3...
[INFO] testing dbc-0.3.3 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate dbc 0.3.3 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate dbc 0.3.3 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 dbc 0.3.3
[INFO] finished tweaking crates.io crate dbc 0.3.3
[INFO] tweaked toml for crates.io crate dbc 0.3.3 written to /workspace/builds/worker-10/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.keyworks
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] b6c285af63a8660af3557dff73f4e9b5c834b45e33fccfdcf75b83915c94f153
[INFO] running `Command { std: "docker" "start" "-a" "b6c285af63a8660af3557dff73f4e9b5c834b45e33fccfdcf75b83915c94f153", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6c285af63a8660af3557dff73f4e9b5c834b45e33fccfdcf75b83915c94f153", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6c285af63a8660af3557dff73f4e9b5c834b45e33fccfdcf75b83915c94f153", kill_on_drop: false }`
[INFO] [stdout] b6c285af63a8660af3557dff73f4e9b5c834b45e33fccfdcf75b83915c94f153
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] a9fb150b979a812ee72ba4ecd1b57111c851610fad91eda2c8873fb09d020e42
[INFO] running `Command { std: "docker" "start" "-a" "a9fb150b979a812ee72ba4ecd1b57111c851610fad91eda2c8873fb09d020e42", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.keyworks
[INFO] [stderr]    Compiling dbc v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "a9fb150b979a812ee72ba4ecd1b57111c851610fad91eda2c8873fb09d020e42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9fb150b979a812ee72ba4ecd1b57111c851610fad91eda2c8873fb09d020e42", kill_on_drop: false }`
[INFO] [stdout] a9fb150b979a812ee72ba4ecd1b57111c851610fad91eda2c8873fb09d020e42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 53a0aeecbcfa0d2a8438e5252c81abd586de385d5fc04544216fce24f8500af0
[INFO] running `Command { std: "docker" "start" "-a" "53a0aeecbcfa0d2a8438e5252c81abd586de385d5fc04544216fce24f8500af0", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.keyworks
[INFO] [stderr]    Compiling dbc v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "53a0aeecbcfa0d2a8438e5252c81abd586de385d5fc04544216fce24f8500af0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53a0aeecbcfa0d2a8438e5252c81abd586de385d5fc04544216fce24f8500af0", kill_on_drop: false }`
[INFO] [stdout] 53a0aeecbcfa0d2a8438e5252c81abd586de385d5fc04544216fce24f8500af0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] d0a93ffea3cd3f4fa5f63f0e3610e9861dc83ca73f23669e871be2b528d8d1a3
[INFO] running `Command { std: "docker" "start" "-a" "d0a93ffea3cd3f4fa5f63f0e3610e9861dc83ca73f23669e871be2b528d8d1a3", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.keyworks
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dbc-1ed929ab87854100)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::test_require_does_not_assert ... ok
[INFO] [stdout] test tests::test_formatvar ... ok
[INFO] [stdout] test tests::test_ensure_does_not_assert ... ok
[INFO] [stdout] test tests::test_invariant ... ok
[INFO] [stdout] test tests::test_require_asserts - should panic ... ok
[INFO] [stdout] test tests::test_ensure_asserts - should panic ... ok
[INFO] [stdout] test tests::test_invariant_asserts - should panic ... ok
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dbc
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - invariant (line 197) ... ok
[INFO] [stdout] test src/lib.rs - formatvar (line 68) ... ok
[INFO] [stdout] test src/lib.rs - ensure (line 146) ... ok
[INFO] [stdout] test src/lib.rs - require (line 106) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.96s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d0a93ffea3cd3f4fa5f63f0e3610e9861dc83ca73f23669e871be2b528d8d1a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0a93ffea3cd3f4fa5f63f0e3610e9861dc83ca73f23669e871be2b528d8d1a3", kill_on_drop: false }`
[INFO] [stdout] d0a93ffea3cd3f4fa5f63f0e3610e9861dc83ca73f23669e871be2b528d8d1a3