[INFO] cloning repository https://github.com/hybras/cmsc411-project-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hybras/cmsc411-project-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhybras%2Fcmsc411-project-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhybras%2Fcmsc411-project-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 128dd1da2a93448024fc3c814d8b471036166e08
[INFO] building hybras/cmsc411-project-rust against master#ce36a966c79e109dabeef7a47fe68e5294c6d71e for pr-137044-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhybras%2Fcmsc411-project-rust" "/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/hybras/cmsc411-project-rust on toolchain ce36a966c79e109dabeef7a47fe68e5294c6d71e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ce36a966c79e109dabeef7a47fe68e5294c6d71e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hybras/cmsc411-project-rust
[INFO] finished tweaking git repo https://github.com/hybras/cmsc411-project-rust
[INFO] tweaked toml for git repo https://github.com/hybras/cmsc411-project-rust written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/hybras/cmsc411-project-rust 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" "+ce36a966c79e109dabeef7a47fe68e5294c6d71e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded strum v0.23.0
[INFO] [stderr]   Downloaded argh v0.1.6
[INFO] [stderr]   Downloaded strum_macros v0.23.1
[INFO] [stderr]   Downloaded modular-bitfield v0.11.2
[INFO] [stderr]   Downloaded argh_shared v0.1.6
[INFO] [stderr]   Downloaded anyhow v1.0.48
[INFO] [stderr]   Downloaded argh_derive v0.1.6
[INFO] [stderr]   Downloaded proc-macro2 v1.0.32
[INFO] [stderr]   Downloaded modular-bitfield-impl v0.11.2
[INFO] [stderr]   Downloaded syn v1.0.81
[INFO] [stderr]   Downloaded quote v1.0.10
[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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+ce36a966c79e109dabeef7a47fe68e5294c6d71e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6455bded2eaf5ed51420f761e1920616a18397ccc5143e5a0b014881f213b683
[INFO] running `Command { std: "docker" "start" "-a" "6455bded2eaf5ed51420f761e1920616a18397ccc5143e5a0b014881f213b683", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6455bded2eaf5ed51420f761e1920616a18397ccc5143e5a0b014881f213b683", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6455bded2eaf5ed51420f761e1920616a18397ccc5143e5a0b014881f213b683", kill_on_drop: false }`
[INFO] [stdout] 6455bded2eaf5ed51420f761e1920616a18397ccc5143e5a0b014881f213b683
[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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+ce36a966c79e109dabeef7a47fe68e5294c6d71e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 354a3ac480a3c22f84ce594653ee1dae682ffb2c13d5d5b9155c2416cda9c815
[INFO] running `Command { std: "docker" "start" "-a" "354a3ac480a3c22f84ce594653ee1dae682ffb2c13d5d5b9155c2416cda9c815", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling rustversion v1.0.5
[INFO] [stderr]    Compiling anyhow v1.0.48
[INFO] [stderr]    Compiling argh_shared v0.1.6
[INFO] [stderr]    Compiling strum v0.23.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling argh_derive v0.1.6
[INFO] [stderr]    Compiling modular-bitfield-impl v0.11.2
[INFO] [stderr]    Compiling strum_macros v0.23.1
[INFO] [stderr]    Compiling argh v0.1.6
[INFO] [stderr]    Compiling modular-bitfield v0.11.2
[INFO] [stderr]    Compiling assembler v0.1.0 (/opt/rustwide/workdir/assembler)
[INFO] [stderr]    Compiling small v0.1.0 (/opt/rustwide/workdir/small)
[INFO] [stderr]    Compiling pipe v0.1.0 (/opt/rustwide/workdir/pipe)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.37s
[INFO] running `Command { std: "docker" "inspect" "354a3ac480a3c22f84ce594653ee1dae682ffb2c13d5d5b9155c2416cda9c815", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "354a3ac480a3c22f84ce594653ee1dae682ffb2c13d5d5b9155c2416cda9c815", kill_on_drop: false }`
[INFO] [stdout] 354a3ac480a3c22f84ce594653ee1dae682ffb2c13d5d5b9155c2416cda9c815
[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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+ce36a966c79e109dabeef7a47fe68e5294c6d71e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a160743464fdfeccf0569d9fef68de5e93df22f070351ac0bca1bd429dd4349c
[INFO] running `Command { std: "docker" "start" "-a" "a160743464fdfeccf0569d9fef68de5e93df22f070351ac0bca1bd429dd4349c", kill_on_drop: false }`
[INFO] [stderr]    Compiling pipe v0.1.0 (/opt/rustwide/workdir/pipe)
[INFO] [stderr]    Compiling small v0.1.0 (/opt/rustwide/workdir/small)
[INFO] [stderr]    Compiling assembler v0.1.0 (/opt/rustwide/workdir/assembler)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `Command { std: "docker" "inspect" "a160743464fdfeccf0569d9fef68de5e93df22f070351ac0bca1bd429dd4349c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a160743464fdfeccf0569d9fef68de5e93df22f070351ac0bca1bd429dd4349c", kill_on_drop: false }`
[INFO] [stdout] a160743464fdfeccf0569d9fef68de5e93df22f070351ac0bca1bd429dd4349c