[INFO] fetching crate easygradecalculator 0.1.3...
[INFO] checking easygradecalculator-0.1.3 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate easygradecalculator 0.1.3 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate easygradecalculator 0.1.3
[INFO] finished tweaking crates.io crate easygradecalculator 0.1.3
[INFO] tweaked toml for crates.io crate easygradecalculator 0.1.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate easygradecalculator 0.1.3 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate easygradecalculator 0.1.3 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a97f1c97636a280022b2c78fb681f86c3c4cb9837f96766195d234d12f552d73
[INFO] running `Command { std: "docker" "start" "-a" "a97f1c97636a280022b2c78fb681f86c3c4cb9837f96766195d234d12f552d73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a97f1c97636a280022b2c78fb681f86c3c4cb9837f96766195d234d12f552d73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a97f1c97636a280022b2c78fb681f86c3c4cb9837f96766195d234d12f552d73", kill_on_drop: false }`
[INFO] [stdout] a97f1c97636a280022b2c78fb681f86c3c4cb9837f96766195d234d12f552d73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2e7694079eee0d9a457d873bd505d1158171fa191d12cf2d19228fbd3741b58
[INFO] running `Command { std: "docker" "start" "-a" "d2e7694079eee0d9a457d873bd505d1158171fa191d12cf2d19228fbd3741b58", kill_on_drop: false }`
[INFO] [stderr]     Checking easygradecalculator v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `grades`
[INFO] [stdout]   --> tests/grades.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | use grades::Grade;
[INFO] [stdout]    |     ^^^^^^ use of unresolved module or unlinked crate `grades`
[INFO] [stdout]    |
[INFO] [stdout] help: to make use of source file tests/grades.rs, use `mod grades` in this file to declare the module
[INFO] [stdout]    |
[INFO] [stdout] 34 + mod grades;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `grades`
[INFO] [stdout]   --> tests/grades.rs:63:29
[INFO] [stdout]    |
[INFO] [stdout] 63 |     assert_eq!(Some(grade), grades::avg(&grade_list));
[INFO] [stdout]    |                             ^^^^^^ use of unresolved module or unlinked crate `grades`
[INFO] [stdout]    |
[INFO] [stdout] help: to make use of source file tests/grades.rs, use `mod grades` in this file to declare the module
[INFO] [stdout]    |
[INFO] [stdout] 34 + mod grades;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `grades`
[INFO] [stdout]   --> tests/grades.rs:68:22
[INFO] [stdout]    |
[INFO] [stdout] 68 |     assert_eq!(None, grades::avg(&[]));
[INFO] [stdout]    |                      ^^^^^^ use of unresolved module or unlinked crate `grades`
[INFO] [stdout]    |
[INFO] [stdout] help: to make use of source file tests/grades.rs, use `mod grades` in this file to declare the module
[INFO] [stdout]    |
[INFO] [stdout] 34 + mod grades;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `grades`
[INFO] [stdout]   --> tests/grades.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 76 |         grades::avg(&[new_grade("1.0"), new_grade("2.0")])
[INFO] [stdout]    |         ^^^^^^ use of unresolved module or unlinked crate `grades`
[INFO] [stdout]    |
[INFO] [stdout] help: to make use of source file tests/grades.rs, use `mod grades` in this file to declare the module
[INFO] [stdout]    |
[INFO] [stdout] 34 + mod grades;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `easygradecalculator` (test "grades") due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "d2e7694079eee0d9a457d873bd505d1158171fa191d12cf2d19228fbd3741b58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2e7694079eee0d9a457d873bd505d1158171fa191d12cf2d19228fbd3741b58", kill_on_drop: false }`
[INFO] [stdout] d2e7694079eee0d9a457d873bd505d1158171fa191d12cf2d19228fbd3741b58