[INFO] cloning repository https://github.com/mthom/rusty-wam
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mthom/rusty-wam" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmthom%2Frusty-wam", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmthom%2Frusty-wam'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 326fb998491516199e7d96a49cf4e68b52357295
[INFO] checking mthom/rusty-wam against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmthom%2Frusty-wam" "/workspace/builds/worker-39/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-39/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mthom/rusty-wam on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mthom/rusty-wam
[INFO] finished tweaking git repo https://github.com/mthom/rusty-wam
[INFO] tweaked toml for git repo https://github.com/mthom/rusty-wam written to /workspace/builds/worker-39/source/Cargo.toml
[INFO] crate git repo https://github.com/mthom/rusty-wam already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "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 rustyline v7.1.0
[INFO] [stderr]   Downloaded git-version-macro v0.3.4
[INFO] [stderr]   Downloaded crossterm v0.16.0
[INFO] [stderr]   Downloaded az v1.1.0
[INFO] [stderr]   Downloaded divrem v0.1.0
[INFO] [stderr]   Downloaded rug v1.11.0
[INFO] [stderr]   Downloaded git-version v0.3.4
[INFO] [stderr]   Downloaded sodiumoxide v0.2.6
[INFO] [stderr]   Downloaded libsodium-sys v0.2.6
[INFO] [stderr]   Downloaded gmp-mpfr-sys v1.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d7c5f168be3bcce02db69522204384e6a4f17876b21f9f7bf610930d7ef3e00c
[INFO] running `Command { std: "docker" "start" "-a" "d7c5f168be3bcce02db69522204384e6a4f17876b21f9f7bf610930d7ef3e00c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7c5f168be3bcce02db69522204384e6a4f17876b21f9f7bf610930d7ef3e00c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7c5f168be3bcce02db69522204384e6a4f17876b21f9f7bf610930d7ef3e00c", kill_on_drop: false }`
[INFO] [stdout] d7c5f168be3bcce02db69522204384e6a4f17876b21f9f7bf610930d7ef3e00c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92d21945e0fc5ff91dba2039803530fc85cc1bafd152b09e0e18634883fbd9a3
[INFO] running `Command { std: "docker" "start" "-a" "92d21945e0fc5ff91dba2039803530fc85cc1bafd152b09e0e18634883fbd9a3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.85
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.4.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling rug v1.11.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]     Checking unicode-segmentation v1.7.1
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking az v1.1.0
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]    Compiling openssl v0.10.32
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking xmlparser v0.13.3
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking predicates-core v1.0.2
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]     Checking downcast v0.10.0
[INFO] [stderr]     Checking divrem v0.1.0
[INFO] [stderr]     Checking ref_thread_local v0.0.0
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking treeline v0.1.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr] error: could not compile `autocfg`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name autocfg /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/autocfg-1.0.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=cea8f49e72b83951 -C extra-filename=-cea8f49e72b83951 --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" "92d21945e0fc5ff91dba2039803530fc85cc1bafd152b09e0e18634883fbd9a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92d21945e0fc5ff91dba2039803530fc85cc1bafd152b09e0e18634883fbd9a3", kill_on_drop: false }`
[INFO] [stdout] 92d21945e0fc5ff91dba2039803530fc85cc1bafd152b09e0e18634883fbd9a3