[INFO] fetching crate jheap_histo 0.1.0...
[INFO] testing jheap_histo-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate jheap_histo 0.1.0 into /workspace/builds/worker-24/source
[INFO] validating manifest of crates.io crate jheap_histo 0.1.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jheap_histo 0.1.0
[INFO] finished tweaking crates.io crate jheap_histo 0.1.0
[INFO] tweaked toml for crates.io crate jheap_histo 0.1.0 written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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" "+1.60.0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f1203601bd37673be018e8a8ced9d22582420008007aa9034586a0b1bf35428d
[INFO] running `Command { std: "docker" "start" "-a" "f1203601bd37673be018e8a8ced9d22582420008007aa9034586a0b1bf35428d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1203601bd37673be018e8a8ced9d22582420008007aa9034586a0b1bf35428d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1203601bd37673be018e8a8ced9d22582420008007aa9034586a0b1bf35428d", kill_on_drop: false }`
[INFO] [stdout] f1203601bd37673be018e8a8ced9d22582420008007aa9034586a0b1bf35428d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75782278e52f05a578fdd64b6f90c52bc01cc95be34ff8044c6503cd39e67813
[INFO] running `Command { std: "docker" "start" "-a" "75782278e52f05a578fdd64b6f90c52bc01cc95be34ff8044c6503cd39e67813", kill_on_drop: false }`
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling combine v4.6.3
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling jheap_histo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.43s
[INFO] running `Command { std: "docker" "inspect" "75782278e52f05a578fdd64b6f90c52bc01cc95be34ff8044c6503cd39e67813", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75782278e52f05a578fdd64b6f90c52bc01cc95be34ff8044c6503cd39e67813", kill_on_drop: false }`
[INFO] [stdout] 75782278e52f05a578fdd64b6f90c52bc01cc95be34ff8044c6503cd39e67813
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3668237382e7952a8ef95dfe412a515484bd028518072f967d6a849d9101612f
[INFO] running `Command { std: "docker" "start" "-a" "3668237382e7952a8ef95dfe412a515484bd028518072f967d6a849d9101612f", kill_on_drop: false }`
[INFO] [stderr]    Compiling jheap_histo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.67s
[INFO] running `Command { std: "docker" "inspect" "3668237382e7952a8ef95dfe412a515484bd028518072f967d6a849d9101612f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3668237382e7952a8ef95dfe412a515484bd028518072f967d6a849d9101612f", kill_on_drop: false }`
[INFO] [stdout] 3668237382e7952a8ef95dfe412a515484bd028518072f967d6a849d9101612f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b9958d2330e57161750f1abb5c91377fe62e868ae061efb187e5ce292b23a5c6
[INFO] running `Command { std: "docker" "start" "-a" "b9958d2330e57161750f1abb5c91377fe62e868ae061efb187e5ce292b23a5c6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/jheap_histo-122503ba8e539d6f)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test histo::tests::parse_entry_test ... ok
[INFO] [stdout] test histo::tests::parse_with_header_test ... ok
[INFO] [stdout] test histo::tests::open_histogram_with_timestamp_test ... ok
[INFO] [stdout] test histo::tests::parse_with_module_header_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.08s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests jheap_histo
[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" "b9958d2330e57161750f1abb5c91377fe62e868ae061efb187e5ce292b23a5c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9958d2330e57161750f1abb5c91377fe62e868ae061efb187e5ce292b23a5c6", kill_on_drop: false }`
[INFO] [stdout] b9958d2330e57161750f1abb5c91377fe62e868ae061efb187e5ce292b23a5c6