[INFO] cloning repository https://github.com/devsnek/scratch2bin
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/devsnek/scratch2bin" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevsnek%2Fscratch2bin", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevsnek%2Fscratch2bin'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 281b0251dc31596371156f6b18f2beb14ed43b2e
[INFO] checking devsnek/scratch2bin against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevsnek%2Fscratch2bin" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/devsnek/scratch2bin on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/devsnek/scratch2bin
[INFO] finished tweaking git repo https://github.com/devsnek/scratch2bin
[INFO] tweaked toml for git repo https://github.com/devsnek/scratch2bin written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/devsnek/scratch2bin already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd9c15c1f0a6330e9602be1d19eadff6712f103911fb52f7d66c8f3c65ea21a7
[INFO] running `Command { std: "docker" "start" "-a" "cd9c15c1f0a6330e9602be1d19eadff6712f103911fb52f7d66c8f3c65ea21a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd9c15c1f0a6330e9602be1d19eadff6712f103911fb52f7d66c8f3c65ea21a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd9c15c1f0a6330e9602be1d19eadff6712f103911fb52f7d66c8f3c65ea21a7", kill_on_drop: false }`
[INFO] [stdout] cd9c15c1f0a6330e9602be1d19eadff6712f103911fb52f7d66c8f3c65ea21a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e370f735b19e7598d1df4b5e0b8473920225be123cd4cc7b4c0eb2646d2dda1a
[INFO] running `Command { std: "docker" "start" "-a" "e370f735b19e7598d1df4b5e0b8473920225be123cd4cc7b4c0eb2646d2dda1a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.69.0
[INFO] [stderr]    Compiling cranelift-entity v0.69.0
[INFO] [stderr]    Compiling target-lexicon v0.11.1
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]    Compiling serde_json v1.0.62
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling scratchc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling bzip2-sys v0.1.10+1.0.8
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]    Compiling raw-cpuid v8.1.2
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stderr]     Checking regalloc v0.0.31
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.69.0
[INFO] [stderr]     Checking cranelift-bforest v0.69.0
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking object v0.22.0
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]    Compiling test-generator v0.3.0
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling cranelift-codegen v0.69.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]     Checking thiserror v1.0.23
[INFO] [stderr]     Checking zip v0.5.9
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling serde_with_macros v1.3.0
[INFO] [stderr]     Checking serde_with v1.6.2
[INFO] [stderr]     Checking cranelift-frontend v0.69.0
[INFO] [stderr]     Checking cranelift-module v0.69.0
[INFO] [stderr]     Checking cranelift-native v0.69.0
[INFO] [stderr]     Checking cranelift-preopt v0.69.0
[INFO] [stderr]     Checking cranelift v0.69.0
[INFO] [stderr]     Checking cranelift-object v0.69.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.77s
[INFO] running `Command { std: "docker" "inspect" "e370f735b19e7598d1df4b5e0b8473920225be123cd4cc7b4c0eb2646d2dda1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e370f735b19e7598d1df4b5e0b8473920225be123cd4cc7b4c0eb2646d2dda1a", kill_on_drop: false }`
[INFO] [stdout] e370f735b19e7598d1df4b5e0b8473920225be123cd4cc7b4c0eb2646d2dda1a