[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#ce1a7e41f96be27103b6e3ba09dcefbf5bd320bd for pr-103914
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevsnek%2Fscratch2bin" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/devsnek/scratch2bin on toolchain ce1a7e41f96be27103b6e3ba09dcefbf5bd320bd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce1a7e41f96be27103b6e3ba09dcefbf5bd320bd" "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-2/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" "+ce1a7e41f96be27103b6e3ba09dcefbf5bd320bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cranelift-bforest v0.69.0
[INFO] [stderr]   Downloaded serde_with v1.6.2
[INFO] [stderr]   Downloaded test-generator v0.3.0
[INFO] [stderr]   Downloaded cranelift v0.69.0
[INFO] [stderr]   Downloaded cranelift-module v0.69.0
[INFO] [stderr]   Downloaded serde_with_macros v1.3.0
[INFO] [stderr]   Downloaded cranelift-entity v0.69.0
[INFO] [stderr]   Downloaded cranelift-preopt v0.69.0
[INFO] [stderr]   Downloaded cranelift-object v0.69.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+ce1a7e41f96be27103b6e3ba09dcefbf5bd320bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f4a8346d7873cd77b6cf2d33e88b49a82e7beb541e8232eff7ddb3af787be5cb
[INFO] running `Command { std: "docker" "start" "-a" "f4a8346d7873cd77b6cf2d33e88b49a82e7beb541e8232eff7ddb3af787be5cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4a8346d7873cd77b6cf2d33e88b49a82e7beb541e8232eff7ddb3af787be5cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4a8346d7873cd77b6cf2d33e88b49a82e7beb541e8232eff7ddb3af787be5cb", kill_on_drop: false }`
[INFO] [stdout] f4a8346d7873cd77b6cf2d33e88b49a82e7beb541e8232eff7ddb3af787be5cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "RUSTDOCFLAGS=--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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+ce1a7e41f96be27103b6e3ba09dcefbf5bd320bd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ecbd0dc82bcdefab42d6f4b5f51fbd42992574be6b4ad8c4617f0c95b144cb8a
[INFO] running `Command { std: "docker" "start" "-a" "ecbd0dc82bcdefab42d6f4b5f51fbd42992574be6b4ad8c4617f0c95b144cb8a", 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]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling cranelift-entity v0.69.0
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.69.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling target-lexicon v0.11.1
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.69.0
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]     Checking cranelift-bforest v0.69.0
[INFO] [stderr]     Checking regalloc v0.0.31
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]    Compiling raw-cpuid v8.1.2
[INFO] [stderr]    Compiling serde_json v1.0.62
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling bzip2-sys v0.1.10+1.0.8
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking object v0.22.0
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]    Compiling scratchc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling cranelift-codegen v0.69.0
[INFO] [stderr]    Compiling test-generator v0.3.0
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling serde_with_macros v1.3.0
[INFO] [stderr]     Checking thiserror v1.0.23
[INFO] [stderr]     Checking zip v0.5.9
[INFO] [stderr]     Checking cranelift-frontend v0.69.0
[INFO] [stderr]     Checking cranelift-module v0.69.0
[INFO] [stderr]     Checking cranelift-preopt v0.69.0
[INFO] [stderr]     Checking cranelift-native v0.69.0
[INFO] [stderr]     Checking serde_with v1.6.2
[INFO] [stderr]     Checking cranelift v0.69.0
[INFO] [stderr]     Checking cranelift-object v0.69.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.86s
[INFO] running `Command { std: "docker" "inspect" "ecbd0dc82bcdefab42d6f4b5f51fbd42992574be6b4ad8c4617f0c95b144cb8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecbd0dc82bcdefab42d6f4b5f51fbd42992574be6b4ad8c4617f0c95b144cb8a", kill_on_drop: false }`
[INFO] [stdout] ecbd0dc82bcdefab42d6f4b5f51fbd42992574be6b4ad8c4617f0c95b144cb8a