[INFO] fetching crate limitador 0.1.3...
[INFO] checking limitador-0.1.3 against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] extracting crate limitador 0.1.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate limitador 0.1.3 on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate limitador 0.1.3
[INFO] finished tweaking crates.io crate limitador 0.1.3
[INFO] tweaked toml for crates.io crate limitador 0.1.3 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "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" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5215f7c3a61968a8f820fc0ddd0ff141346d74f3a574de38f5859f36eb73b729
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5215f7c3a61968a8f820fc0ddd0ff141346d74f3a574de38f5859f36eb73b729", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5215f7c3a61968a8f820fc0ddd0ff141346d74f3a574de38f5859f36eb73b729", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5215f7c3a61968a8f820fc0ddd0ff141346d74f3a574de38f5859f36eb73b729", kill_on_drop: false }`
[INFO] [stdout] 5215f7c3a61968a8f820fc0ddd0ff141346d74f3a574de38f5859f36eb73b729
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7e27efd58827e8ac4a117312e38f1f0c3a73e1020d75e2598e3dd4a3d036cec8
[INFO] running `Command { std: "docker" "start" "-a" "7e27efd58827e8ac4a117312e38f1f0c3a73e1020d75e2598e3dd4a3d036cec8", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-core v0.3.8
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking futures-io v0.3.8
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]     Checking pin-project-lite v0.1.11
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking futures-sink v0.3.8
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking fastrand v1.4.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking event-listener v2.5.1
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[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr]    Compiling byteorder v1.3.4
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[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]     Checking either v1.6.1
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[INFO] [stderr]     Checking half v1.6.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling crossbeam-utils v0.8.0
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking futures-channel v0.3.8
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[INFO] [stderr]     Checking async-mutex v1.4.0
[INFO] [stderr]     Checking log v0.4.11
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[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking ttl_cache v0.5.1
[INFO] [stderr]     Checking nb-connect v1.0.2
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking futures-lite v1.11.2
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking async-channel v1.5.1
[INFO] [stderr]    Compiling syn v1.0.50
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking polling v2.0.2
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.5
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking r2d2 v0.8.9
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]     Checking async-io v1.2.0
[INFO] [stderr]     Checking async-executor v1.4.0
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking crossbeam-epoch v0.9.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking async-global-executor v1.4.3
[INFO] [stderr]     Checking async-std v1.7.0
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling serial_test_derive v0.4.0
[INFO] [stderr]     Checking serial_test v0.4.0
[INFO] [stderr]     Checking tokio v0.2.23
[INFO] [stderr]     Checking thiserror v1.0.22
[INFO] [stderr]     Checking pin-project v1.0.2
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking futures-executor v0.3.8
[INFO] [stderr]     Checking combine v4.4.0
[INFO] [stderr]     Checking futures v0.3.8
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking csv v1.1.4
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stderr]     Checking redis v0.17.0
[INFO] [stderr]     Checking limitador v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 01s
[INFO] running `Command { std: "docker" "inspect" "7e27efd58827e8ac4a117312e38f1f0c3a73e1020d75e2598e3dd4a3d036cec8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e27efd58827e8ac4a117312e38f1f0c3a73e1020d75e2598e3dd4a3d036cec8", kill_on_drop: false }`
[INFO] [stdout] 7e27efd58827e8ac4a117312e38f1f0c3a73e1020d75e2598e3dd4a3d036cec8