[INFO] cloning repository https://github.com/ihcsim/rust-calc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ihcsim/rust-calc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fihcsim%2Frust-calc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fihcsim%2Frust-calc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3072ebe36f01b6108666332b33c94b766b1ca575
[INFO] checking ihcsim/rust-calc against try#a0cd57eba5d417638d3351ba13fc414ad1a24bec for pr-134688-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fihcsim%2Frust-calc" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ihcsim/rust-calc on toolchain a0cd57eba5d417638d3351ba13fc414ad1a24bec
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a0cd57eba5d417638d3351ba13fc414ad1a24bec" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ihcsim/rust-calc
[INFO] finished tweaking git repo https://github.com/ihcsim/rust-calc
[INFO] tweaked toml for git repo https://github.com/ihcsim/rust-calc written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ihcsim/rust-calc 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" "+a0cd57eba5d417638d3351ba13fc414ad1a24bec" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+a0cd57eba5d417638d3351ba13fc414ad1a24bec" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 67bbffd5356888dfef82d3fdabfc2dc9abd1224ab931dc9984e66e8e8eb430c2
[INFO] running `Command { std: "docker" "start" "-a" "67bbffd5356888dfef82d3fdabfc2dc9abd1224ab931dc9984e66e8e8eb430c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67bbffd5356888dfef82d3fdabfc2dc9abd1224ab931dc9984e66e8e8eb430c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67bbffd5356888dfef82d3fdabfc2dc9abd1224ab931dc9984e66e8e8eb430c2", kill_on_drop: false }`
[INFO] [stdout] 67bbffd5356888dfef82d3fdabfc2dc9abd1224ab931dc9984e66e8e8eb430c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+a0cd57eba5d417638d3351ba13fc414ad1a24bec" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7914ae2dea53f2673ed9af4974f603584eee3dabb576ee913dbd030cb453bfd
[INFO] running `Command { std: "docker" "start" "-a" "c7914ae2dea53f2673ed9af4974f603584eee3dabb576ee913dbd030cb453bfd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]    Compiling enum-iterator-derive v0.7.0
[INFO] [stderr]     Checking enum-iterator v0.7.0
[INFO] [stderr]     Checking rust-calc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.52s
[INFO] running `Command { std: "docker" "inspect" "c7914ae2dea53f2673ed9af4974f603584eee3dabb576ee913dbd030cb453bfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7914ae2dea53f2673ed9af4974f603584eee3dabb576ee913dbd030cb453bfd", kill_on_drop: false }`
[INFO] [stdout] c7914ae2dea53f2673ed9af4974f603584eee3dabb576ee913dbd030cb453bfd