[INFO] fetching crate snare 0.4.5...
[INFO] checking snare-0.4.5 against master#43d9f3859e0204e764161ee085a360274b5f3e9a for pr-97346
[INFO] extracting crate snare 0.4.5 into /workspace/builds/worker-17/source
[INFO] validating manifest of crates.io crate snare 0.4.5 on toolchain 43d9f3859e0204e764161ee085a360274b5f3e9a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate snare 0.4.5
[INFO] finished tweaking crates.io crate snare 0.4.5
[INFO] tweaked toml for crates.io crate snare 0.4.5 written to /workspace/builds/worker-17/source/Cargo.toml
[INFO] crate crates.io crate snare 0.4.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded vergen v5.1.17
[INFO] [stderr]   Downloaded cactus v1.0.6
[INFO] [stderr]   Downloaded sparsevec v0.1.4
[INFO] [stderr]   Downloaded vob v3.0.1
[INFO] [stderr]   Downloaded packedvec v1.2.4
[INFO] [stderr]   Downloaded rerun_except v1.0.0
[INFO] [stderr]   Downloaded secstr v0.4.0
[INFO] [stderr]   Downloaded lrtable v0.11.1
[INFO] [stderr]   Downloaded lrlex v0.11.1
[INFO] [stderr]   Downloaded lrpar v0.11.1
[INFO] [stderr]   Downloaded cfgrammar v0.11.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c9f8556d699702b7c8a1d9f1d9f28d3d4b8ea99ec5f657256885d001c31a3c5
[INFO] running `Command { std: "docker" "start" "-a" "8c9f8556d699702b7c8a1d9f1d9f28d3d4b8ea99ec5f657256885d001c31a3c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c9f8556d699702b7c8a1d9f1d9f28d3d4b8ea99ec5f657256885d001c31a3c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c9f8556d699702b7c8a1d9f1d9f28d3d4b8ea99ec5f657256885d001c31a3c5", kill_on_drop: false }`
[INFO] [stdout] 8c9f8556d699702b7c8a1d9f1d9f28d3d4b8ea99ec5f657256885d001c31a3c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a15fbd911a09fde51f930517728d0dd540ab9d2233b98c27ad100f70ef83f8c
[INFO] running `Command { std: "docker" "start" "-a" "9a15fbd911a09fde51f930517728d0dd540ab9d2233b98c27ad100f70ef83f8c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling rustversion v1.0.6
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling anyhow v1.0.53
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.7
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]    Compiling once_cell v1.9.0
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]    Compiling cactus v1.0.6
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling httparse v1.6.0
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling signal-hook v0.3.13
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking cpufeatures v0.2.1
[INFO] [stderr]     Checking json v0.12.4
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling thread_local v1.1.4
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling try_from v0.3.2
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]     Checking lock_api v0.4.6
[INFO] [stderr]     Checking tracing-core v0.1.22
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking http v0.2.6
[INFO] [stderr]     Checking tracing v0.1.30
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking filetime v0.2.15
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking users v0.11.0
[INFO] [stderr]     Checking secstr v0.4.0
[INFO] [stderr]     Checking http-body v0.4.4
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]     Checking nix v0.23.1
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking crypto-common v0.1.1
[INFO] [stderr]     Checking block-buffer v0.10.2
[INFO] [stderr]     Checking crypto-mac v0.11.1
[INFO] [stderr]     Checking digest v0.10.1
[INFO] [stderr]     Checking hmac v0.12.0
[INFO] [stderr]     Checking sha-1 v0.10.0
[INFO] [stderr]    Compiling globset v0.4.8
[INFO] [stderr]    Compiling vob v3.0.1
[INFO] [stderr]    Compiling vergen v5.1.17
[INFO] [stderr]    Compiling ignore v0.4.18
[INFO] [stderr]    Compiling rerun_except v1.0.0
[INFO] [stderr]    Compiling enum-iterator-derive v0.7.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling getset v0.1.2
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling enum-iterator v0.7.0
[INFO] [stderr]     Checking tokio v1.16.1
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling lrpar v0.11.1
[INFO] [stderr]    Compiling lrlex v0.11.1
[INFO] [stderr]     Checking hyper v0.14.16
[INFO] [stderr]     Checking packedvec v1.2.4
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking cfgrammar v0.11.1
[INFO] [stderr]     Checking sparsevec v0.1.4
[INFO] [stderr]     Checking lrtable v0.11.1
[INFO] [stderr]    Compiling snare v0.4.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 56.01s
[INFO] running `Command { std: "docker" "inspect" "9a15fbd911a09fde51f930517728d0dd540ab9d2233b98c27ad100f70ef83f8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a15fbd911a09fde51f930517728d0dd540ab9d2233b98c27ad100f70ef83f8c", kill_on_drop: false }`
[INFO] [stdout] 9a15fbd911a09fde51f930517728d0dd540ab9d2233b98c27ad100f70ef83f8c