[INFO] cloning repository https://github.com/ysheng26/exams
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ysheng26/exams" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fysheng26%2Fexams", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fysheng26%2Fexams'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7a25d5ded0f8162739f3a65f7ede4a535db248bd
[INFO] checking ysheng26/exams against master#336209eef13882bd1e211b24779584cb7ef911eb for pr-129249
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fysheng26%2Fexams" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ysheng26/exams on toolchain 336209eef13882bd1e211b24779584cb7ef911eb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+336209eef13882bd1e211b24779584cb7ef911eb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ysheng26/exams
[INFO] finished tweaking git repo https://github.com/ysheng26/exams
[INFO] tweaked toml for git repo https://github.com/ysheng26/exams written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ysheng26/exams 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" "+336209eef13882bd1e211b24779584cb7ef911eb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+336209eef13882bd1e211b24779584cb7ef911eb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f371e47727ade212d319db48bf0f69dba6319dd138fd4f17f8e520be2aa08754
[INFO] running `Command { std: "docker" "start" "-a" "f371e47727ade212d319db48bf0f69dba6319dd138fd4f17f8e520be2aa08754", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f371e47727ade212d319db48bf0f69dba6319dd138fd4f17f8e520be2aa08754", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f371e47727ade212d319db48bf0f69dba6319dd138fd4f17f8e520be2aa08754", kill_on_drop: false }`
[INFO] [stdout] f371e47727ade212d319db48bf0f69dba6319dd138fd4f17f8e520be2aa08754
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+336209eef13882bd1e211b24779584cb7ef911eb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e23fa970cc970a40f082401ebe43e0a33057808b643bb3197dcac7f17b260815
[INFO] running `Command { std: "docker" "start" "-a" "e23fa970cc970a40f082401ebe43e0a33057808b643bb3197dcac7f17b260815", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking exams v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.28s
[INFO] running `Command { std: "docker" "inspect" "e23fa970cc970a40f082401ebe43e0a33057808b643bb3197dcac7f17b260815", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e23fa970cc970a40f082401ebe43e0a33057808b643bb3197dcac7f17b260815", kill_on_drop: false }`
[INFO] [stdout] e23fa970cc970a40f082401ebe43e0a33057808b643bb3197dcac7f17b260815