[INFO] fetching crate crates_practice 0.1.0...
[INFO] testing crates_practice-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate crates_practice 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate crates_practice 0.1.0
[INFO] finished tweaking crates.io crate crates_practice 0.1.0
[INFO] tweaked toml for crates.io crate crates_practice 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate crates_practice 0.1.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate crates_practice 0.1.0 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" "+1.90.0" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc49da0b76d146751ee31b148199982a703afd6f7244a7e35c2cacb78570eeee
[INFO] running `Command { std: "docker" "start" "-a" "fc49da0b76d146751ee31b148199982a703afd6f7244a7e35c2cacb78570eeee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc49da0b76d146751ee31b148199982a703afd6f7244a7e35c2cacb78570eeee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc49da0b76d146751ee31b148199982a703afd6f7244a7e35c2cacb78570eeee", kill_on_drop: false }`
[INFO] [stdout] fc49da0b76d146751ee31b148199982a703afd6f7244a7e35c2cacb78570eeee
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e4a0c48c6fcb97245f2f88b105434e3c4f89fe20ae10a2f6052a91d487d86d9
[INFO] running `Command { std: "docker" "start" "-a" "2e4a0c48c6fcb97245f2f88b105434e3c4f89fe20ae10a2f6052a91d487d86d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling crates_practice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "2e4a0c48c6fcb97245f2f88b105434e3c4f89fe20ae10a2f6052a91d487d86d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e4a0c48c6fcb97245f2f88b105434e3c4f89fe20ae10a2f6052a91d487d86d9", kill_on_drop: false }`
[INFO] [stdout] 2e4a0c48c6fcb97245f2f88b105434e3c4f89fe20ae10a2f6052a91d487d86d9
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a42022f3870aba8874186ea21a0a5cdabb5e6b95543f986f9eb5dbfe8f7406d
[INFO] running `Command { std: "docker" "start" "-a" "9a42022f3870aba8874186ea21a0a5cdabb5e6b95543f986f9eb5dbfe8f7406d", kill_on_drop: false }`
[INFO] [stderr]    Compiling crates_practice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "9a42022f3870aba8874186ea21a0a5cdabb5e6b95543f986f9eb5dbfe8f7406d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a42022f3870aba8874186ea21a0a5cdabb5e6b95543f986f9eb5dbfe8f7406d", kill_on_drop: false }`
[INFO] [stdout] 9a42022f3870aba8874186ea21a0a5cdabb5e6b95543f986f9eb5dbfe8f7406d
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c7c141ee2d66c6c5cb2821bbcdcbfa3c2ee282303e165d25f4b7bb2928460d80
[INFO] running `Command { std: "docker" "start" "-a" "c7c141ee2d66c6c5cb2821bbcdcbfa3c2ee282303e165d25f4b7bb2928460d80", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/crates_practice-6425969233b1ed30)
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/crates_practice-b9231d88bf3716f1)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests crates_practice
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - div (line 51) ... FAILED
[INFO] [stdout] test src/lib.rs - rem (line 65) ... FAILED
[INFO] [stdout] test src/lib.rs - mul (line 23) ... FAILED
[INFO] [stdout] test src/lib.rs - add (line 9) ... FAILED
[INFO] [stdout] test src/lib.rs - sub (line 37) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - div (line 51) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `advance_rust`
[INFO] [stdout]  --> src/lib.rs:53:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | let ans = advance_rust::file3::div(x,y);
[INFO] [stdout]   |           ^^^^^^^^^^^^ use of unresolved module or unlinked crate `advance_rust`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `advance_rust`, use `cargo add advance_rust` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - rem (line 65) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `advance_rust`
[INFO] [stdout]  --> src/lib.rs:67:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | let ans = advance_rust::file3::rem(x,y);
[INFO] [stdout]   |           ^^^^^^^^^^^^ use of unresolved module or unlinked crate `advance_rust`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `advance_rust`, use `cargo add advance_rust` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - mul (line 23) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `advance_rust`
[INFO] [stdout]  --> src/lib.rs:25:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | let ans = advance_rust::file3::mul(x,y);
[INFO] [stdout]   |           ^^^^^^^^^^^^ use of unresolved module or unlinked crate `advance_rust`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `advance_rust`, use `cargo add advance_rust` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - add (line 9) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `advance_rust`
[INFO] [stdout]  --> src/lib.rs:11:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | let ans = advance_rust::file3::add(x,y);
[INFO] [stdout]   |           ^^^^^^^^^^^^ use of unresolved module or unlinked crate `advance_rust`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `advance_rust`, use `cargo add advance_rust` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - sub (line 37) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `advance_rust`
[INFO] [stdout]  --> src/lib.rs:39:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | let ans = advance_rust::file3::sub(x,y);
[INFO] [stdout]   |           ^^^^^^^^^^^^ use of unresolved module or unlinked crate `advance_rust`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `advance_rust`, use `cargo add advance_rust` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - add (line 9)
[INFO] [stdout]     src/lib.rs - div (line 51)
[INFO] [stdout]     src/lib.rs - mul (line 23)
[INFO] [stdout]     src/lib.rs - rem (line 65)
[INFO] [stdout]     src/lib.rs - sub (line 37)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 5 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "c7c141ee2d66c6c5cb2821bbcdcbfa3c2ee282303e165d25f4b7bb2928460d80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7c141ee2d66c6c5cb2821bbcdcbfa3c2ee282303e165d25f4b7bb2928460d80", kill_on_drop: false }`
[INFO] [stdout] c7c141ee2d66c6c5cb2821bbcdcbfa3c2ee282303e165d25f4b7bb2928460d80