[INFO] cloning repository https://github.com/wu1274704958/rcmd
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wu1274704958/rcmd" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwu1274704958%2Frcmd", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwu1274704958%2Frcmd'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 444ed0b85bf4f0a68c7b8b1e3d6c8d780c73353a
[INFO] testing wu1274704958/rcmd against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwu1274704958%2Frcmd" "/workspace/builds/worker-81/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-81/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wu1274704958/rcmd on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wu1274704958/rcmd
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/wu1274704958/rcmd
[INFO] tweaked toml for git repo https://github.com/wu1274704958/rcmd written to /workspace/builds/worker-81/source/Cargo.toml
[INFO] crate git repo https://github.com/wu1274704958/rcmd already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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 tokio-macros v0.3.1
[INFO] [stderr]   Downloaded pem v0.8.2
[INFO] [stderr]   Downloaded mysql v20.1.0
[INFO] [stderr]   Downloaded mysql_common v0.24.1
[INFO] [stderr]   Downloaded subprocess v0.2.6
[INFO] [stderr]   Downloaded io-enum v0.2.5
[INFO] [stderr]   Downloaded derive_utils v0.11.1
[INFO] [stderr]   Downloaded rust_decimal v1.9.0
[INFO] [stderr]   Downloaded futures-lite v1.11.2
[INFO] [stderr]   Downloaded args v2.2.0
[INFO] [stderr]   Downloaded num-bigint-dig v0.6.1
[INFO] [stderr]   Downloaded terminal v0.2.1
[INFO] [stderr]   Downloaded parking_lot_core v0.8.1
[INFO] [stderr]   Downloaded lexical v5.2.0
[INFO] [stderr]   Downloaded crossterm v0.15.0
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7dc66cf4504e50658492fb7c380ff05a4185909d7ac785fee17e86bc10fb3a2c
[INFO] running `Command { std: "docker" "start" "-a" "7dc66cf4504e50658492fb7c380ff05a4185909d7ac785fee17e86bc10fb3a2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7dc66cf4504e50658492fb7c380ff05a4185909d7ac785fee17e86bc10fb3a2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dc66cf4504e50658492fb7c380ff05a4185909d7ac785fee17e86bc10fb3a2c", kill_on_drop: false }`
[INFO] [stdout] 7dc66cf4504e50658492fb7c380ff05a4185909d7ac785fee17e86bc10fb3a2c
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e57517a29e538882c015e102c4143b60213d88d7fbd15d10fb6c5a4bfd3c0aa
[INFO] running `Command { std: "docker" "start" "-a" "7e57517a29e538882c015e102c4143b60213d88d7fbd15d10fb6c5a4bfd3c0aa", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling futures-core v0.3.8
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling smallvec v1.5.1
[INFO] [stderr]    Compiling futures-io v0.3.8
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling fastrand v1.4.0
[INFO] [stderr]    Compiling pin-project-lite v0.1.11
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling const_fn v0.4.4
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling openssl v0.10.32
[INFO] [stderr]    Compiling vec-arena v1.0.0
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling futures-sink v0.3.11
[INFO] [stderr]    Compiling async-task v4.0.3
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling ahash v0.4.7
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling mysql v20.1.0
[INFO] [stderr]    Compiling cpuid-bool v0.1.2
[INFO] [stderr]    Compiling pin-project-lite v0.2.0
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling encoding_rs v0.8.26
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling bytes v0.6.0
[INFO] [stderr]    Compiling bufstream v0.1.4
[INFO] [stderr]    Compiling subtle v2.4.0
[INFO] [stderr]    Compiling c_linked_list v1.1.1
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling tinyvec v1.1.0
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling lock_api v0.4.2
[INFO] [stderr]    Compiling standback v0.2.14
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling time v0.2.23
[INFO] [stderr]    Compiling ahash v0.6.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling io-enum v0.2.5
[INFO] [stderr]    Compiling tokio v0.3.5
[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-0.4.4/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=2c8f9ffcb4ccc217 -C extra-filename=-2c8f9ffcb4ccc217 --out-dir /opt/rustwide/target/debug/build/const_fn-2c8f9ffcb4ccc217 -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" "7e57517a29e538882c015e102c4143b60213d88d7fbd15d10fb6c5a4bfd3c0aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e57517a29e538882c015e102c4143b60213d88d7fbd15d10fb6c5a4bfd3c0aa", kill_on_drop: false }`
[INFO] [stdout] 7e57517a29e538882c015e102c4143b60213d88d7fbd15d10fb6c5a4bfd3c0aa