[INFO] fetching crate oakc 0.6.1...
[INFO] checking oakc-0.6.1 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] extracting crate oakc 0.6.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate oakc 0.6.1
[INFO] finished tweaking crates.io crate oakc 0.6.1
[INFO] tweaked toml for crates.io crate oakc 0.6.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate oakc 0.6.1 on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate oakc 0.6.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c740fa5669ef49ba1139fcefca53938009d7637912369a3b1614ea8b6b5fb9d
[INFO] running `Command { std: "docker" "start" "-a" "8c740fa5669ef49ba1139fcefca53938009d7637912369a3b1614ea8b6b5fb9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c740fa5669ef49ba1139fcefca53938009d7637912369a3b1614ea8b6b5fb9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c740fa5669ef49ba1139fcefca53938009d7637912369a3b1614ea8b6b5fb9d", kill_on_drop: false }`
[INFO] [stdout] 8c740fa5669ef49ba1139fcefca53938009d7637912369a3b1614ea8b6b5fb9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f59ed59140301a4cad8aa889ea6fb00ab2dad39a2c74682e86549a6abd3d9dc
[INFO] running `Command { std: "docker" "start" "-a" "7f59ed59140301a4cad8aa889ea6fb00ab2dad39a2c74682e86549a6abd3d9dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]    Compiling hashbrown v0.8.1
[INFO] [stderr]    Compiling indexmap v1.5.0
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling bit-vec v0.6.2
[INFO] [stderr]     Checking smallvec v1.4.1
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking crossbeam-channel v0.4.3
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking lalrpop-util v0.19.0
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]     Checking minimad v0.6.5
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]     Checking asciicolor v0.1.0
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking mio v0.7.0
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking signal-hook v0.1.16
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking ascii-canvas v2.0.0
[INFO] [stderr]     Checking crossterm v0.17.7
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]     Checking comment-strip v0.1.3
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking comment v0.1.0
[INFO] [stderr]     Checking termimad v0.8.25
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]     Checking docopt v1.1.0
[INFO] [stderr]     Checking string_cache v0.8.0
[INFO] [stderr]     Checking lalrpop v0.19.0
[INFO] [stderr]    Compiling oakc v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 41.94s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: lalrpop v0.19.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 15`
[INFO] running `Command { std: "docker" "inspect" "7f59ed59140301a4cad8aa889ea6fb00ab2dad39a2c74682e86549a6abd3d9dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f59ed59140301a4cad8aa889ea6fb00ab2dad39a2c74682e86549a6abd3d9dc", kill_on_drop: false }`
[INFO] [stdout] 7f59ed59140301a4cad8aa889ea6fb00ab2dad39a2c74682e86549a6abd3d9dc