[INFO] cloning repository https://github.com/terberes/unwinnable
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/terberes/unwinnable" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fterberes%2Funwinnable", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fterberes%2Funwinnable'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fa71a4038455c6520ea1c1d9809c145fc9806fec
[INFO] checking terberes/unwinnable against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fterberes%2Funwinnable" "/workspace/builds/worker-103/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-103/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/terberes/unwinnable on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/terberes/unwinnable
[INFO] finished tweaking git repo https://github.com/terberes/unwinnable
[INFO] tweaked toml for git repo https://github.com/terberes/unwinnable written to /workspace/builds/worker-103/source/Cargo.toml
[INFO] crate git repo https://github.com/terberes/unwinnable already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dde862d3ea7d345012141a65a66f778bc569824e1b0b7034e37aedbd27158d3a
[INFO] running `Command { std: "docker" "start" "-a" "dde862d3ea7d345012141a65a66f778bc569824e1b0b7034e37aedbd27158d3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dde862d3ea7d345012141a65a66f778bc569824e1b0b7034e37aedbd27158d3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dde862d3ea7d345012141a65a66f778bc569824e1b0b7034e37aedbd27158d3a", kill_on_drop: false }`
[INFO] [stdout] dde862d3ea7d345012141a65a66f778bc569824e1b0b7034e37aedbd27158d3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 411df0c31aa62c2a48f87a12437faabf96795a62c3ed74f2bb997b23df6bf2ba
[INFO] running `Command { std: "docker" "start" "-a" "411df0c31aa62c2a48f87a12437faabf96795a62c3ed74f2bb997b23df6bf2ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking object v0.22.0
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking atom v0.3.6
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling cc v1.0.61
[INFO] [stderr]     Checking mopa v0.2.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking shrev v1.1.1
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]     Checking mint v0.5.5
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking tuple_utils v0.3.0
[INFO] [stderr]     Checking colorful v0.2.1
[INFO] [stderr]    Compiling edit-distance v2.1.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling rustversion v1.0.4
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling inventory v0.1.9
[INFO] [stderr]    Compiling tinystr v0.3.4
[INFO] [stderr]     Checking static_assertions v0.3.4
[INFO] [stderr]     Checking objekt v0.1.2
[INFO] [stderr]    Compiling inflections v1.1.1
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]    Compiling cpal v0.11.0
[INFO] [stderr]     Checking bytemuck v1.4.1
[INFO] [stderr]     Checking crossbeam-utils v0.5.0
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]    Compiling nonzero_signed v1.0.3
[INFO] [stderr]     Checking claxon v0.4.3
[INFO] [stderr]     Checking xi-unicode v0.2.1
[INFO] [stderr]     Checking fluent-syntax v0.9.3
[INFO] [stderr]     Checking float-ord v0.2.0
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking ordermap v0.3.5
[INFO] [stderr]     Checking tuple_utils v0.2.0
[INFO] [stderr]     Checking dunce v1.0.1
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling lexical-core v0.4.6
[INFO] [stderr]    Compiling lexical v2.2.2
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling rustc_version_runtime v0.2.0
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr] error: could not compile `const_fn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name build_script_build --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/const_fn-0.4.3/build.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 -C metadata=3431e95613058332 -C extra-filename=-3431e95613058332 --out-dir /opt/rustwide/target/debug/build/const_fn-3431e95613058332 -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" "411df0c31aa62c2a48f87a12437faabf96795a62c3ed74f2bb997b23df6bf2ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "411df0c31aa62c2a48f87a12437faabf96795a62c3ed74f2bb997b23df6bf2ba", kill_on_drop: false }`
[INFO] [stdout] 411df0c31aa62c2a48f87a12437faabf96795a62c3ed74f2bb997b23df6bf2ba