[INFO] fetching crate coverm 0.4.0...
[INFO] checking coverm-0.4.0 against try#ffa4a0215752773248fb0f0a8092f1c3e7907e9e for pr-75585
[INFO] extracting crate coverm 0.4.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate coverm 0.4.0 on toolchain ffa4a0215752773248fb0f0a8092f1c3e7907e9e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate coverm 0.4.0
[INFO] finished tweaking crates.io crate coverm 0.4.0
[INFO] tweaked toml for crates.io crate coverm 0.4.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate coverm 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "fetch" "--locked" "--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 strum v0.16.0
[INFO] [stderr]   Downloaded strum_macros v0.16.0
[INFO] [stderr]   Downloaded bio-types v0.5.1
[INFO] [stderr]   Downloaded memchr v2.3.2
[INFO] [stderr]   Downloaded linear-map v1.2.0
[INFO] [stderr]   Downloaded partitions v0.2.4
[INFO] [stderr]   Downloaded fs-utils v1.1.4
[INFO] [stderr]   Downloaded lzma-sys v0.1.15
[INFO] [stderr]   Downloaded galah v0.1.0
[INFO] [stderr]   Downloaded backtrace v0.3.44
[INFO] [stderr]   Downloaded aho-corasick v0.7.8
[INFO] [stderr]   Downloaded bird_tool_utils v0.1.0
[INFO] [stderr]   Downloaded feature-probe v0.1.1
[INFO] [stderr]   Downloaded statrs v0.11.0
[INFO] [stderr]   Downloaded version-compare v0.0.10
[INFO] [stderr]   Downloaded multimap v0.6.0
[INFO] [stderr]   Downloaded bio v0.30.0
[INFO] [stderr]   Downloaded bzip2-sys v0.1.7
[INFO] [stderr]   Downloaded bv v0.11.0
[INFO] [stderr]   Downloaded checkm v0.0.1
[INFO] [stderr]   Downloaded rust-htslib v0.26.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "metadata" "--no-deps" "--format-version=1", 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] b98d1ebb7c9eba969b59f3757104d9589a3eac8eb3cfbece9508920cddc2f53b
[INFO] running `Command { std: "docker" "start" "-a" "b98d1ebb7c9eba969b59f3757104d9589a3eac8eb3cfbece9508920cddc2f53b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b98d1ebb7c9eba969b59f3757104d9589a3eac8eb3cfbece9508920cddc2f53b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b98d1ebb7c9eba969b59f3757104d9589a3eac8eb3cfbece9508920cddc2f53b", kill_on_drop: false }`
[INFO] [stdout] b98d1ebb7c9eba969b59f3757104d9589a3eac8eb3cfbece9508920cddc2f53b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "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] 0631e6d22c31227971a99cdd500ba10ecba56e990003b272670901445b5f77b3
[INFO] running `Command { std: "docker" "start" "-a" "0631e6d22c31227971a99cdd500ba10ecba56e990003b272670901445b5f77b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling memchr v2.3.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking regex-syntax v0.6.14
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling bindgen v0.51.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling doc-comment v0.3.1
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]     Checking bit-vec v0.5.1
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling feature-probe v0.1.1
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling ndarray v0.13.0
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]     Checking version-compare v0.0.10
[INFO] [stderr]    Compiling bio v0.30.0
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking ordermap v0.3.5
[INFO] [stderr]     Checking ieee754 v0.2.6
[INFO] [stderr]     Checking linear-map v1.2.0
[INFO] [stderr]     Checking strum v0.16.0
[INFO] [stderr]     Checking environment v0.1.1
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling bzip2-sys v0.1.7
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling lzma-sys v0.1.15
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling fs-utils v1.1.4
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking matrixmultiply v0.2.3
[INFO] [stderr]     Checking bit-set v0.5.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling bv v0.11.0
[INFO] [stderr]    Compiling newtype_derive v0.1.6
[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking aho-corasick v0.7.8
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking regex-automata v0.1.8
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking itertools-num v0.1.3
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]     Checking crossbeam-epoch v0.8.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking nix v0.17.0
[INFO] [stderr]     Checking colored v1.9.2
[INFO] [stderr]     Checking backtrace v0.3.44
[INFO] [stderr]    Compiling which v3.1.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]     Checking statrs v0.11.0
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]     Checking partitions v0.2.4
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling strum_macros v0.16.0
[INFO] [stderr]    Compiling getset v0.0.9
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling snafu-derive v0.5.0
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking snafu v0.5.0
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking bstr v0.2.11
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking bio-types v0.5.1
[INFO] [stderr]     Checking multimap v0.6.0
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking assert_cli v0.6.3
[INFO] [stderr]     Checking checkm v0.0.1
[INFO] [stderr]     Checking bird_tool_utils v0.1.0
[INFO] [stderr]     Checking galah v0.1.0
[INFO] [stderr]    Compiling rust-htslib v0.26.1
[INFO] [stderr]     Checking coverm v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 52s
[INFO] running `Command { std: "docker" "inspect" "0631e6d22c31227971a99cdd500ba10ecba56e990003b272670901445b5f77b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0631e6d22c31227971a99cdd500ba10ecba56e990003b272670901445b5f77b3", kill_on_drop: false }`
[INFO] [stdout] 0631e6d22c31227971a99cdd500ba10ecba56e990003b272670901445b5f77b3