[INFO] fetching crate dbc 0.3.3...
[INFO] testing dbc-0.3.3 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate dbc 0.3.3 into /workspace/builds/worker-51/source
[INFO] validating manifest of crates.io crate dbc 0.3.3 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-51/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.keyworks
[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-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d28549b792b5039da63d2677c65fff07247438c35de60c5905e6a42d5131012
[INFO] running `Command { std: "docker" "start" "-a" "1d28549b792b5039da63d2677c65fff07247438c35de60c5905e6a42d5131012", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d28549b792b5039da63d2677c65fff07247438c35de60c5905e6a42d5131012", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d28549b792b5039da63d2677c65fff07247438c35de60c5905e6a42d5131012", kill_on_drop: false }`
[INFO] [stdout] 1d28549b792b5039da63d2677c65fff07247438c35de60c5905e6a42d5131012
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dced9de5630085a8f1565cd53d425311daaf6464dc505a183f2176317979ccd6
[INFO] running `Command { std: "docker" "start" "-a" "dced9de5630085a8f1565cd53d425311daaf6464dc505a183f2176317979ccd6", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.keyworks
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling dbc v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "dced9de5630085a8f1565cd53d425311daaf6464dc505a183f2176317979ccd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dced9de5630085a8f1565cd53d425311daaf6464dc505a183f2176317979ccd6", kill_on_drop: false }`
[INFO] [stdout] dced9de5630085a8f1565cd53d425311daaf6464dc505a183f2176317979ccd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb94e834783c9fead931982e9518c079d0c5278bb8a35143f9e853b4c1481dda
[INFO] running `Command { std: "docker" "start" "-a" "cb94e834783c9fead931982e9518c079d0c5278bb8a35143f9e853b4c1481dda", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.keyworks
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling dbc v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "cb94e834783c9fead931982e9518c079d0c5278bb8a35143f9e853b4c1481dda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb94e834783c9fead931982e9518c079d0c5278bb8a35143f9e853b4c1481dda", kill_on_drop: false }`
[INFO] [stdout] cb94e834783c9fead931982e9518c079d0c5278bb8a35143f9e853b4c1481dda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3fc2c43604c3eb35ce6c9a88a30740d6713adfce08a8c7a46ea1d8f33ac8008f
[INFO] running `Command { std: "docker" "start" "-a" "3fc2c43604c3eb35ce6c9a88a30740d6713adfce08a8c7a46ea1d8f33ac8008f", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.keyworks
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dbc-ce05649082b7c612)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::test_ensure_does_not_assert ... ok
[INFO] [stdout] test tests::test_formatvar ... ok
[INFO] [stdout] test tests::test_invariant ... ok
[INFO] [stdout] test tests::test_require_does_not_assert ... ok
[INFO] [stdout] test tests::test_ensure_asserts - should panic ... ok
[INFO] [stdout] test tests::test_invariant_asserts - should panic ... ok
[INFO] [stdout] test tests::test_require_asserts - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dbc
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - formatvar (line 68) ... ok
[INFO] [stdout] test src/lib.rs - invariant (line 197) ... ok
[INFO] [stdout] test src/lib.rs - require (line 106) ... ok
[INFO] [stdout] test src/lib.rs - ensure (line 146) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.43s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3fc2c43604c3eb35ce6c9a88a30740d6713adfce08a8c7a46ea1d8f33ac8008f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fc2c43604c3eb35ce6c9a88a30740d6713adfce08a8c7a46ea1d8f33ac8008f", kill_on_drop: false }`
[INFO] [stdout] 3fc2c43604c3eb35ce6c9a88a30740d6713adfce08a8c7a46ea1d8f33ac8008f