[INFO] fetching crate pretty_trace 0.5.9...
[INFO] checking pretty_trace-0.5.9 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate pretty_trace 0.5.9 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate pretty_trace 0.5.9 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pretty_trace 0.5.9
[INFO] finished tweaking crates.io crate pretty_trace 0.5.9
[INFO] tweaked toml for crates.io crate pretty_trace 0.5.9 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate pretty_trace 0.5.9 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded string_utils v0.1.2
[INFO] [stderr]   Downloaded vector_utils v0.1.3
[INFO] [stderr]   Downloaded stats_utils v0.1.2
[INFO] [stderr]   Downloaded io_utils v0.2.10
[INFO] [stderr]   Downloaded symbolic-common v8.0.5
[INFO] [stderr]   Downloaded symbolic-demangle v8.0.5
[INFO] [stderr]   Downloaded tables v0.1.3
[INFO] [stderr]   Downloaded pprof v0.4.2
[INFO] [stderr]   Downloaded permutation v0.2.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "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] 72b08e77f8728ea04750f6c4ed06238a6cf0a960445664c04c1a232a7b576319
[INFO] running `Command { std: "docker" "start" "-a" "72b08e77f8728ea04750f6c4ed06238a6cf0a960445664c04c1a232a7b576319", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72b08e77f8728ea04750f6c4ed06238a6cf0a960445664c04c1a232a7b576319", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72b08e77f8728ea04750f6c4ed06238a6cf0a960445664c04c1a232a7b576319", kill_on_drop: false }`
[INFO] [stdout] 72b08e77f8728ea04750f6c4ed06238a6cf0a960445664c04c1a232a7b576319
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "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] 24e8c71a34fd6270fa07859824537d7f131f793c4295e8e46e4268764a8d666e
[INFO] running `Command { std: "docker" "start" "-a" "24e8c71a34fd6270fa07859824537d7f131f793c4295e8e46e4268764a8d666e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.63
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling multimap v0.8.2
[INFO] [stderr]     Checking permutation v0.2.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking superslice v1.0.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling symbolic-demangle v8.0.5
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking stats_utils v0.1.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]    Compiling lz4-sys v1.9.2
[INFO] [stderr]    Compiling cpp_demangle v0.3.2
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]     Checking vector_utils v0.1.3
[INFO] [stderr]     Checking debugid v0.7.2
[INFO] [stderr]     Checking crc32fast v1.2.1
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking string_utils v0.1.2
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking nix v0.19.1
[INFO] [stderr]     Checking symbolic-common v8.0.5
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling prost-derive v0.7.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]    Compiling which v4.0.2
[INFO] [stderr]    Compiling prost-build v0.7.0
[INFO] [stderr]    Compiling prost v0.7.0
[INFO] [stderr]    Compiling prost-types v0.7.0
[INFO] [stderr]    Compiling pprof v0.4.2
[INFO] [stderr]     Checking lz4 v1.23.2
[INFO] [stderr]     Checking bincode v1.3.2
[INFO] [stderr]     Checking io_utils v0.2.10
[INFO] [stderr]     Checking tables v0.1.3
[INFO] [stderr]     Checking pretty_trace v0.5.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 17s
[INFO] running `Command { std: "docker" "inspect" "24e8c71a34fd6270fa07859824537d7f131f793c4295e8e46e4268764a8d666e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24e8c71a34fd6270fa07859824537d7f131f793c4295e8e46e4268764a8d666e", kill_on_drop: false }`
[INFO] [stdout] 24e8c71a34fd6270fa07859824537d7f131f793c4295e8e46e4268764a8d666e