[INFO] fetching crate random_lcg 0.3.1...
[INFO] testing random_lcg-0.3.1 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate random_lcg 0.3.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate random_lcg 0.3.1
[INFO] finished tweaking crates.io crate random_lcg 0.3.1
[INFO] tweaked toml for crates.io crate random_lcg 0.3.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate random_lcg 0.3.1 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0604845d17a4a8cc0e25af87efc32027b06374945a08e088bc42fcc6f359533f
[INFO] running `Command { std: "docker" "start" "-a" "0604845d17a4a8cc0e25af87efc32027b06374945a08e088bc42fcc6f359533f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0604845d17a4a8cc0e25af87efc32027b06374945a08e088bc42fcc6f359533f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0604845d17a4a8cc0e25af87efc32027b06374945a08e088bc42fcc6f359533f", kill_on_drop: false }`
[INFO] [stdout] 0604845d17a4a8cc0e25af87efc32027b06374945a08e088bc42fcc6f359533f
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e81129de4baf3b3d70515a5bb5859a161cbdede4143c0ec6c0d4ac5672ba0f16
[INFO] running `Command { std: "docker" "start" "-a" "e81129de4baf3b3d70515a5bb5859a161cbdede4143c0ec6c0d4ac5672ba0f16", kill_on_drop: false }`
[INFO] [stderr]    Compiling random_lcg v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "e81129de4baf3b3d70515a5bb5859a161cbdede4143c0ec6c0d4ac5672ba0f16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e81129de4baf3b3d70515a5bb5859a161cbdede4143c0ec6c0d4ac5672ba0f16", kill_on_drop: false }`
[INFO] [stdout] e81129de4baf3b3d70515a5bb5859a161cbdede4143c0ec6c0d4ac5672ba0f16
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 719582712f0dc68f9a2ff837a1ac5dbe6d6656101b748ac80bdcae62ac9676ab
[INFO] running `Command { std: "docker" "start" "-a" "719582712f0dc68f9a2ff837a1ac5dbe6d6656101b748ac80bdcae62ac9676ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling random_lcg v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "719582712f0dc68f9a2ff837a1ac5dbe6d6656101b748ac80bdcae62ac9676ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "719582712f0dc68f9a2ff837a1ac5dbe6d6656101b748ac80bdcae62ac9676ab", kill_on_drop: false }`
[INFO] [stdout] 719582712f0dc68f9a2ff837a1ac5dbe6d6656101b748ac80bdcae62ac9676ab
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 91d0e03c2c14ad9e102627883c433126c140218bbe5e1ca236bd5c4420a671cf
[INFO] running `Command { std: "docker" "start" "-a" "91d0e03c2c14ad9e102627883c433126c140218bbe5e1ca236bd5c4420a671cf", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/random_lcg-026701e654e37c66)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests random_lcg
[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 3 tests
[INFO] [stdout] test src/prelude/mod.rs - prelude::lcgi (line 69) ... FAILED
[INFO] [stdout] test src/prelude/mod.rs - prelude::lcgf32 (line 8) ... ok
[INFO] [stdout] test src/prelude/mod.rs - prelude::lcgf64 (line 38) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/prelude/mod.rs - prelude::lcgi (line 69) stdout ----
[INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied
[INFO] [stdout]   --> src/prelude/mod.rs:78:11
[INFO] [stdout]    |
[INFO] [stdout] 12 |     val = lcgf32(&mut seed, limit);
[INFO] [stdout]    |           ^^^^^^            ----- unexpected argument #2 of type `{integer}`
[INFO] [stdout]    |
[INFO] [stdout] note: function defined here
[INFO] [stdout]   --> /opt/rustwide/workdir/src/prelude/mod.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn lcgf32(seed: &mut u128) -> f32 {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] help: remove the extra argument
[INFO] [stdout]    |
[INFO] [stdout] 12 -     val = lcgf32(&mut seed, limit);
[INFO] [stdout] 12 +     val = lcgf32(&mut seed);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/prelude/mod.rs:78:11
[INFO] [stdout]    |
[INFO] [stdout]  9 | let mut val: usize;
[INFO] [stdout]    |              ----- expected due to this type
[INFO] [stdout] ...
[INFO] [stdout] 12 |     val = lcgf32(&mut seed, limit);
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^ expected `usize`, found `f32`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0061, E0308.
[INFO] [stdout] For more information about an error, try `rustc --explain E0061`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/prelude/mod.rs - prelude::lcgi (line 69)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 2 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.26s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "91d0e03c2c14ad9e102627883c433126c140218bbe5e1ca236bd5c4420a671cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91d0e03c2c14ad9e102627883c433126c140218bbe5e1ca236bd5c4420a671cf", kill_on_drop: false }`
[INFO] [stdout] 91d0e03c2c14ad9e102627883c433126c140218bbe5e1ca236bd5c4420a671cf