[INFO] fetching crate nu-engine 0.44.0...
[INFO] checking nu-engine-0.44.0 against try#e251c42c969d6f8dbaae00e1028489c3a29f8789 for pr-94081
[INFO] extracting crate nu-engine 0.44.0 into /workspace/builds/worker-81/source
[INFO] validating manifest of crates.io crate nu-engine 0.44.0 on toolchain e251c42c969d6f8dbaae00e1028489c3a29f8789
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e251c42c969d6f8dbaae00e1028489c3a29f8789" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nu-engine 0.44.0
[INFO] finished tweaking crates.io crate nu-engine 0.44.0
[INFO] tweaked toml for crates.io crate nu-engine 0.44.0 written to /workspace/builds/worker-81/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e251c42c969d6f8dbaae00e1028489c3a29f8789" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e251c42c969d6f8dbaae00e1028489c3a29f8789" "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 users v0.11.0
[INFO] [stderr]   Downloaded umask v1.0.1
[INFO] [stderr]   Downloaded windows v0.9.1
[INFO] [stderr]   Downloaded nu-parser v0.44.0
[INFO] [stderr]   Downloaded windows_macros v0.9.1
[INFO] [stderr]   Downloaded filesize v0.2.0
[INFO] [stderr]   Downloaded nu-stream v0.44.0
[INFO] [stderr]   Downloaded trash v2.0.4
[INFO] [stderr]   Downloaded windows_gen v0.9.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+e251c42c969d6f8dbaae00e1028489c3a29f8789" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ec2a674bd26d9c45fdc9170f02bcebecb65ab6de6663c5d88ca2e77164e1b51
[INFO] running `Command { std: "docker" "start" "-a" "1ec2a674bd26d9c45fdc9170f02bcebecb65ab6de6663c5d88ca2e77164e1b51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ec2a674bd26d9c45fdc9170f02bcebecb65ab6de6663c5d88ca2e77164e1b51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ec2a674bd26d9c45fdc9170f02bcebecb65ab6de6663c5d88ca2e77164e1b51", kill_on_drop: false }`
[INFO] [stdout] 1ec2a674bd26d9c45fdc9170f02bcebecb65ab6de6663c5d88ca2e77164e1b51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+e251c42c969d6f8dbaae00e1028489c3a29f8789" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30397b9f28856932b764f1554d4a808bd0a498ed4b59017aaa18e93a58d9d54b
[INFO] running `Command { std: "docker" "start" "-a" "30397b9f28856932b764f1554d4a808bd0a498ed4b59017aaa18e93a58d9d54b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking typed-arena v1.7.0
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]     Checking utf8-width v0.1.5
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.7
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking dunce v1.0.2
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.7
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking cpufeatures v0.2.1
[INFO] [stderr]     Checking common-path v1.0.0
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling encoding_rs v0.8.30
[INFO] [stderr]     Checking umask v1.0.1
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking fs_extra v1.2.0
[INFO] [stderr]     Checking filesize v0.2.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking pretty v0.5.2
[INFO] [stderr] error: could not compile `cc`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name cc --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cc-1.0.73/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=8451de8edbca495a -C extra-filename=-8451de8edbca495a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "30397b9f28856932b764f1554d4a808bd0a498ed4b59017aaa18e93a58d9d54b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30397b9f28856932b764f1554d4a808bd0a498ed4b59017aaa18e93a58d9d54b", kill_on_drop: false }`
[INFO] [stdout] 30397b9f28856932b764f1554d4a808bd0a498ed4b59017aaa18e93a58d9d54b