[INFO] fetching crate pretty_trace 0.5.18...
[INFO] checking pretty_trace-0.5.18 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] extracting crate pretty_trace 0.5.18 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate pretty_trace 0.5.18 on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pretty_trace 0.5.18
[INFO] finished tweaking crates.io crate pretty_trace 0.5.18
[INFO] tweaked toml for crates.io crate pretty_trace 0.5.18 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate pretty_trace 0.5.18 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pprof v0.5.0
[INFO] [stderr]   Downloaded vector_utils v0.1.3
[INFO] [stderr]   Downloaded stats_utils v0.1.2
[INFO] [stderr]   Downloaded string_utils v0.1.2
[INFO] [stderr]   Downloaded permutation v0.2.5
[INFO] [stderr]   Downloaded tables v0.1.3
[INFO] [stderr]   Downloaded symbolic-common v8.3.0
[INFO] [stderr]   Downloaded io_utils v0.2.10
[INFO] [stderr]   Downloaded symbolic-demangle v8.3.0
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f72e96aa4e2a75fd71cf7c3a61207434872e85dbb2f164c9fc1f7dc1af59d0d1
[INFO] running `Command { std: "docker" "start" "-a" "f72e96aa4e2a75fd71cf7c3a61207434872e85dbb2f164c9fc1f7dc1af59d0d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f72e96aa4e2a75fd71cf7c3a61207434872e85dbb2f164c9fc1f7dc1af59d0d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f72e96aa4e2a75fd71cf7c3a61207434872e85dbb2f164c9fc1f7dc1af59d0d1", kill_on_drop: false }`
[INFO] [stdout] f72e96aa4e2a75fd71cf7c3a61207434872e85dbb2f164c9fc1f7dc1af59d0d1
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7b5afe4a3887c2e8ec4b08ebef5555b46c730ae12e06d8901a4056f140523d7
[INFO] running `Command { std: "docker" "start" "-a" "d7b5afe4a3887c2e8ec4b08ebef5555b46c730ae12e06d8901a4056f140523d7", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] note: Switching to Edition 2021 will enable the use of the version 2 feature resolver in Cargo.
[INFO] [stderr] This may cause some dependencies to be built with fewer features enabled than previously.
[INFO] [stderr] More information about the resolver changes may be found at https://doc.rust-lang.org/nightly/edition-guide/rust-2021/default-cargo-resolver.html
[INFO] [stderr] When building the following dependencies, the given features will no longer be used:
[INFO] [stderr] 
[INFO] [stderr]   either v1.6.1: default, use_std
[INFO] [stderr]   libc v0.2.99 (as host dependency): extra_traits
[INFO] [stderr]   prost v0.8.0 (as host dependency): default, std
[INFO] [stderr] 
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling cpp_demangle v0.3.3
[INFO] [stderr]     Checking permutation v0.2.5
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]     Checking superslice v1.0.0
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling symbolic-demangle v8.3.0
[INFO] [stderr]     Checking stats_utils v0.1.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking debugid v0.7.2
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking nix v0.21.0
[INFO] [stderr]     Checking vector_utils v0.1.3
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]     Checking symbolic-common v8.3.0
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking string_utils v0.1.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking rayon v1.5.1
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking object v0.26.0
[INFO] [stderr]    Compiling lz4-sys v1.9.2
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling which v4.2.2
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]    Compiling prost-build v0.8.0
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling prost-derive v0.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]    Compiling prost v0.8.0
[INFO] [stderr]    Compiling prost-types v0.8.0
[INFO] [stderr]     Checking serde v1.0.127
[INFO] [stderr]    Compiling pprof v0.5.0
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking lz4 v1.23.2
[INFO] [stderr]     Checking io_utils v0.2.10
[INFO] [stderr]     Checking tables v0.1.3
[INFO] [stderr]     Checking pretty_trace v0.5.18 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/bad_traceback.rs from 2018 edition to 2021
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.47s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling prost v0.8.0
[INFO] [stderr]     Checking rayon v1.5.1
[INFO] [stderr]     Checking tables v0.1.3
[INFO] [stderr]    Compiling prost-types v0.8.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling which v4.2.2
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling prost-build v0.8.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling pprof v0.5.0
[INFO] [stderr]     Checking pretty_trace v0.5.18 (/tmp/fixit)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.07s
[INFO] running `Command { std: "docker" "inspect" "d7b5afe4a3887c2e8ec4b08ebef5555b46c730ae12e06d8901a4056f140523d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7b5afe4a3887c2e8ec4b08ebef5555b46c730ae12e06d8901a4056f140523d7", kill_on_drop: false }`
[INFO] [stdout] d7b5afe4a3887c2e8ec4b08ebef5555b46c730ae12e06d8901a4056f140523d7