[INFO] fetching crate frawk 0.4.6...
[INFO] checking frawk-0.4.6 against master#4c60a0ea5b2385d7400df9db1ad04e96f2a4c154 for 92191_revert
[INFO] extracting crate frawk 0.4.6 into /workspace/builds/worker-29/source
[INFO] validating manifest of crates.io crate frawk 0.4.6 on toolchain 4c60a0ea5b2385d7400df9db1ad04e96f2a4c154
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-29/source/.cargo/config
[INFO] started tweaking crates.io crate frawk 0.4.6
[INFO] finished tweaking crates.io crate frawk 0.4.6
[INFO] tweaked toml for crates.io crate frawk 0.4.6 written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] crate crates.io crate frawk 0.4.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dirs-next v2.0.0
[INFO] [stderr]   Downloaded fixedbitset v0.2.0
[INFO] [stderr]   Downloaded lalrpop-util v0.19.7
[INFO] [stderr]   Downloaded petgraph v0.5.1
[INFO] [stderr]   Downloaded libc v0.2.122
[INFO] [stderr]   Downloaded cranelift-native v0.80.1
[INFO] [stderr]   Downloaded cranelift-frontend v0.80.1
[INFO] [stderr]   Downloaded cranelift-codegen-meta v0.80.1
[INFO] [stderr]   Downloaded crossbeam v0.8.1
[INFO] [stderr]   Downloaded predicates-core v1.0.3
[INFO] [stderr]   Downloaded difflib v0.4.0
[INFO] [stderr]   Downloaded termtree v0.2.4
[INFO] [stderr]   Downloaded crunchy v0.2.2
[INFO] [stderr]   Downloaded predicates-tree v1.0.5
[INFO] [stderr]   Downloaded ascii-canvas v3.0.0
[INFO] [stderr]   Downloaded fixedbitset v0.4.1
[INFO] [stderr]   Downloaded cranelift-codegen-shared v0.80.1
[INFO] [stderr]   Downloaded mach v0.3.2
[INFO] [stderr]   Downloaded predicates v2.1.1
[INFO] [stderr]   Downloaded clap v3.1.8
[INFO] [stderr]   Downloaded quote v1.0.17
[INFO] [stderr]   Downloaded ena v0.14.0
[INFO] [stderr]   Downloaded anyhow v1.0.56
[INFO] [stderr]   Downloaded pico-args v0.4.2
[INFO] [stderr]   Downloaded llvm-sys v120.2.3
[INFO] [stderr]   Downloaded term v0.7.0
[INFO] [stderr]   Downloaded grep-cli v0.1.6
[INFO] [stderr]   Downloaded cranelift-codegen v0.80.1
[INFO] [stderr]   Downloaded tikv-jemalloc-sys v0.4.3+5.2.1-patched.2
[INFO] [stderr]   Downloaded redox_users v0.4.3
[INFO] [stderr]   Downloaded tiny-keccak v2.0.2
[INFO] [stderr]   Downloaded target-lexicon v0.12.3
[INFO] [stderr]   Downloaded assert_cmd v2.0.4
[INFO] [stderr]   Downloaded globset v0.4.8
[INFO] [stderr]   Downloaded petgraph v0.6.0
[INFO] [stderr]   Downloaded cranelift-module v0.80.1
[INFO] [stderr]   Downloaded cranelift-entity v0.80.1
[INFO] [stderr]   Downloaded tikv-jemallocator v0.4.3
[INFO] [stderr]   Downloaded region v2.2.0
[INFO] [stderr]   Downloaded cranelift-bforest v0.80.1
[INFO] [stderr]   Downloaded regalloc v0.0.33
[INFO] [stderr]   Downloaded cranelift v0.80.1
[INFO] [stderr]   Downloaded fast-float v0.2.0
[INFO] [stderr]   Downloaded lalrpop v0.19.7
[INFO] [stderr]   Downloaded cranelift-jit v0.80.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 02f8a5f1b15dc7d3fa6f307a36d53e95ee0c7925ada02fe4d007dc9e2a0da536
[INFO] running `Command { std: "docker" "start" "-a" "02f8a5f1b15dc7d3fa6f307a36d53e95ee0c7925ada02fe4d007dc9e2a0da536", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02f8a5f1b15dc7d3fa6f307a36d53e95ee0c7925ada02fe4d007dc9e2a0da536", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02f8a5f1b15dc7d3fa6f307a36d53e95ee0c7925ada02fe4d007dc9e2a0da536", kill_on_drop: false }`
[INFO] [stdout] 02f8a5f1b15dc7d3fa6f307a36d53e95ee0c7925ada02fe4d007dc9e2a0da536
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0ea28bc29874e327fd1e57399b2a9b00b7abc7a23867bbd711082f5b1b18aef
[INFO] running `Command { std: "docker" "start" "-a" "e0ea28bc29874e327fd1e57399b2a9b00b7abc7a23867bbd711082f5b1b18aef", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.122
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.80.1
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling target-lexicon v0.12.3
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.2
[INFO] [stderr]     Checking cranelift-entity v0.80.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling crossbeam-queue v0.3.5
[INFO] [stderr]    Compiling pico-args v0.4.2
[INFO] [stderr]     Checking predicates-core v1.0.3
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]     Checking termtree v0.2.4
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking fixedbitset v0.4.1
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]     Checking fast-float v0.2.0
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking bumpalo v3.9.1
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.80.1
[INFO] [stderr]     Checking cranelift-bforest v0.80.1
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]     Checking predicates-tree v1.0.5
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]     Checking regalloc v0.0.33
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking region v2.2.0
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling tikv-jemalloc-sys v0.4.3+5.2.1-patched.2
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling parking_lot v0.12.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]     Checking predicates v2.1.1
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling string_cache v0.8.4
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]     Checking assert_cmd v2.0.4
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]     Checking petgraph v0.6.0
[INFO] [stderr]     Checking clap v3.1.8
[INFO] [stderr]     Checking globset v0.4.8
[INFO] [stderr]     Checking lalrpop-util v0.19.7
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]     Checking grep-cli v0.1.6
[INFO] [stderr]    Compiling cranelift-codegen v0.80.1
[INFO] [stderr]    Compiling lalrpop v0.19.7
[INFO] [stderr]    Compiling llvm-sys v120.2.3
[INFO] [stderr]     Checking cranelift-frontend v0.80.1
[INFO] [stderr]     Checking cranelift-module v0.80.1
[INFO] [stderr]     Checking cranelift-native v0.80.1
[INFO] [stderr]     Checking cranelift-jit v0.80.1
[INFO] [stderr]     Checking cranelift v0.80.1
[INFO] [stderr]    Compiling frawk v0.4.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tikv-jemallocator v0.4.3
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "e0ea28bc29874e327fd1e57399b2a9b00b7abc7a23867bbd711082f5b1b18aef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0ea28bc29874e327fd1e57399b2a9b00b7abc7a23867bbd711082f5b1b18aef", kill_on_drop: false }`
[INFO] [stdout] e0ea28bc29874e327fd1e57399b2a9b00b7abc7a23867bbd711082f5b1b18aef