[INFO] fetching crate timer_heap 0.3.0...
[INFO] testing timer_heap-0.3.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate timer_heap 0.3.0 into /workspace/builds/worker-71/source
[INFO] validating manifest of crates.io crate timer_heap 0.3.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate timer_heap 0.3.0
[INFO] finished tweaking crates.io crate timer_heap 0.3.0
[INFO] tweaked toml for crates.io crate timer_heap 0.3.0 written to /workspace/builds/worker-71/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+1.55.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded assert_matches v1.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62c9056f7330d80cd5440c838bb40692048ee358fb602102b62ca1f1fc78e10b
[INFO] running `Command { std: "docker" "start" "-a" "62c9056f7330d80cd5440c838bb40692048ee358fb602102b62ca1f1fc78e10b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62c9056f7330d80cd5440c838bb40692048ee358fb602102b62ca1f1fc78e10b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62c9056f7330d80cd5440c838bb40692048ee358fb602102b62ca1f1fc78e10b", kill_on_drop: false }`
[INFO] [stdout] 62c9056f7330d80cd5440c838bb40692048ee358fb602102b62ca1f1fc78e10b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5af0499cb4dcb693c139053c61f90f31f126a11518635e33c9c9d0c24dbbcee4
[INFO] running `Command { std: "docker" "start" "-a" "5af0499cb4dcb693c139053c61f90f31f126a11518635e33c9c9d0c24dbbcee4", kill_on_drop: false }`
[INFO] [stderr]    Compiling timer_heap v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "5af0499cb4dcb693c139053c61f90f31f126a11518635e33c9c9d0c24dbbcee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5af0499cb4dcb693c139053c61f90f31f126a11518635e33c9c9d0c24dbbcee4", kill_on_drop: false }`
[INFO] [stdout] 5af0499cb4dcb693c139053c61f90f31f126a11518635e33c9c9d0c24dbbcee4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1bd0f0733feae8ee0e8c76ccf070a358022281228a870172db033e29415f27bf
[INFO] running `Command { std: "docker" "start" "-a" "1bd0f0733feae8ee0e8c76ccf070a358022281228a870172db033e29415f27bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling assert_matches v1.5.0
[INFO] [stderr]    Compiling timer_heap v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "1bd0f0733feae8ee0e8c76ccf070a358022281228a870172db033e29415f27bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bd0f0733feae8ee0e8c76ccf070a358022281228a870172db033e29415f27bf", kill_on_drop: false }`
[INFO] [stdout] 1bd0f0733feae8ee0e8c76ccf070a358022281228a870172db033e29415f27bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e08f5ba23244a2912e92bf3a68921016d4d38097187d60c5e131682b8ac4a213
[INFO] running `Command { std: "docker" "start" "-a" "e08f5ba23244a2912e92bf3a68921016d4d38097187d60c5e131682b8ac4a213", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.44s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/timer_heap-10ba4fcc2d24afaa)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stderr]    Doc-tests timer_heap
[INFO] [stdout] test tests::expired_non_recurring ... ok
[INFO] [stdout] test tests::expired_recurring ... ok
[INFO] [stdout] test tests::insert_twice_fails ... ok
[INFO] [stdout] test tests::remove_causes_no_expiration ... ok
[INFO] [stdout] test tests::remove_then_reinsert_only_causes_one_expiration ... ok
[INFO] [stdout] test tests::time_remaining ... ok
[INFO] [stdout] test tests::upsert ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 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" "e08f5ba23244a2912e92bf3a68921016d4d38097187d60c5e131682b8ac4a213", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e08f5ba23244a2912e92bf3a68921016d4d38097187d60c5e131682b8ac4a213", kill_on_drop: false }`
[INFO] [stdout] e08f5ba23244a2912e92bf3a68921016d4d38097187d60c5e131682b8ac4a213