[INFO] cloning repository https://github.com/dmarcoux/discord-ping-pong-bot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dmarcoux/discord-ping-pong-bot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmarcoux%2Fdiscord-ping-pong-bot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmarcoux%2Fdiscord-ping-pong-bot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 23930b396379ae125ccabd30a3b0ebaa9883611a
[INFO] checking dmarcoux/discord-ping-pong-bot against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmarcoux%2Fdiscord-ping-pong-bot" "/workspace/builds/worker-118/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-118/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dmarcoux/discord-ping-pong-bot 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] removed /workspace/builds/worker-118/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/dmarcoux/discord-ping-pong-bot
[INFO] finished tweaking git repo https://github.com/dmarcoux/discord-ping-pong-bot
[INFO] tweaked toml for git repo https://github.com/dmarcoux/discord-ping-pong-bot written to /workspace/builds/worker-118/source/Cargo.toml
[INFO] crate git repo https://github.com/dmarcoux/discord-ping-pong-bot 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-rustls v0.14.0
[INFO] [stderr]   Downloaded command_attr v0.2.0
[INFO] [stderr]   Downloaded uwl v0.6.0
[INFO] [stderr]   Downloaded serenity v0.8.6
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.16
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.66
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.66
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.66
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.66
[INFO] [stderr]   Downloaded js-sys v0.3.43
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.66
[INFO] [stderr]   Downloaded web-sys v0.3.43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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] 5e17bee2fa618e281d7428920266016247a2f24dc37cd5527dfb473da212975e
[INFO] running `Command { std: "docker" "start" "-a" "5e17bee2fa618e281d7428920266016247a2f24dc37cd5527dfb473da212975e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e17bee2fa618e281d7428920266016247a2f24dc37cd5527dfb473da212975e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e17bee2fa618e281d7428920266016247a2f24dc37cd5527dfb473da212975e", kill_on_drop: false }`
[INFO] [stdout] 5e17bee2fa618e281d7428920266016247a2f24dc37cd5527dfb473da212975e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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] c2d4862b6c2d6cf27f1a15c923a2f542e99112a4d7353e707456b10e3435bf7e
[INFO] running `Command { std: "docker" "start" "-a" "c2d4862b6c2d6cf27f1a15c923a2f542e99112a4d7353e707456b10e3435bf7e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking tinyvec v0.3.3
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling encoding_rs v0.8.23
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]    Compiling serenity v0.8.6
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking ipnet v2.3.0
[INFO] [stderr]     Checking uwl v0.6.0
[INFO] [stderr]    Compiling hashbrown v0.8.1
[INFO] [stderr]    Compiling indexmap v1.5.0
[INFO] [stderr]     Checking tracing-core v0.1.11
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking miniz_oxide v0.4.0
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking tracing v0.1.17
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking futures-channel v0.3.5
[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-1.0.58/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=a6839e92fea086bb -C extra-filename=-a6839e92fea086bb --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" "c2d4862b6c2d6cf27f1a15c923a2f542e99112a4d7353e707456b10e3435bf7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2d4862b6c2d6cf27f1a15c923a2f542e99112a4d7353e707456b10e3435bf7e", kill_on_drop: false }`
[INFO] [stdout] c2d4862b6c2d6cf27f1a15c923a2f542e99112a4d7353e707456b10e3435bf7e