[INFO] cloning repository https://github.com/Takashiidobe/rscalc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Takashiidobe/rscalc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTakashiidobe%2Frscalc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTakashiidobe%2Frscalc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4288591c7ba53ea48af8a0886563a70a3ecf6766
[INFO] checking Takashiidobe/rscalc/4288591c7ba53ea48af8a0886563a70a3ecf6766 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTakashiidobe%2Frscalc" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Takashiidobe/rscalc on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Takashiidobe/rscalc
[INFO] finished tweaking git repo https://github.com/Takashiidobe/rscalc
[INFO] tweaked toml for git repo https://github.com/Takashiidobe/rscalc written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Takashiidobe/rscalc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded error-code v2.3.0
[INFO] [stderr]   Downloaded man v0.3.0
[INFO] [stderr]   Downloaded clipboard-win v4.2.1
[INFO] [stderr]   Downloaded fd-lock v3.0.0
[INFO] [stderr]   Downloaded nix v0.22.2
[INFO] [stderr]   Downloaded rustyline v9.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 44eb3c64fe1084d0bff4df6802d5b6a89702ab5d5923e8548fcb6dc16ea3276d
[INFO] running `Command { std: "docker" "start" "-a" "44eb3c64fe1084d0bff4df6802d5b6a89702ab5d5923e8548fcb6dc16ea3276d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44eb3c64fe1084d0bff4df6802d5b6a89702ab5d5923e8548fcb6dc16ea3276d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44eb3c64fe1084d0bff4df6802d5b6a89702ab5d5923e8548fcb6dc16ea3276d", kill_on_drop: false }`
[INFO] [stdout] 44eb3c64fe1084d0bff4df6802d5b6a89702ab5d5923e8548fcb6dc16ea3276d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ad7b51ac1fc48b51bbfa89699f05e9f60071479a94f2db77c3b66d35946d9fe
[INFO] running `Command { std: "docker" "start" "-a" "9ad7b51ac1fc48b51bbfa89699f05e9f60071479a94f2db77c3b66d35946d9fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.104
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking unicode-segmentation v1.8.0
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking minimal-lexical v0.1.4
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling nom v7.0.0
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking nix v0.22.2
[INFO] [stderr]     Checking fd-lock v3.0.0
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking rustyline v9.0.0
[INFO] [stderr]     Checking rscalc v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.48s
[INFO] running `Command { std: "docker" "inspect" "9ad7b51ac1fc48b51bbfa89699f05e9f60071479a94f2db77c3b66d35946d9fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ad7b51ac1fc48b51bbfa89699f05e9f60071479a94f2db77c3b66d35946d9fe", kill_on_drop: false }`
[INFO] [stdout] 9ad7b51ac1fc48b51bbfa89699f05e9f60071479a94f2db77c3b66d35946d9fe