[INFO] fetching crate aig 0.2.1...
[INFO] checking aig-0.2.1 against master#39cb3386ddc6c71657418be28dbb3987eea4aa4b for pr-133536
[INFO] extracting crate aig 0.2.1 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate aig 0.2.1 on toolchain 39cb3386ddc6c71657418be28dbb3987eea4aa4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate aig 0.2.1
[INFO] finished tweaking crates.io crate aig 0.2.1
[INFO] tweaked toml for crates.io crate aig 0.2.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 22 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded strum v0.26.3
[INFO] [stderr]   Downloaded strum_macros v0.26.4
[INFO] [stderr]   Downloaded giputils v0.1.0
[INFO] [stderr]   Downloaded logic-form v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ad101890ddf5affe222dc003f978e1bfb97284703da6e8fe3efcd0a4e7999d4
[INFO] running `Command { std: "docker" "start" "-a" "0ad101890ddf5affe222dc003f978e1bfb97284703da6e8fe3efcd0a4e7999d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ad101890ddf5affe222dc003f978e1bfb97284703da6e8fe3efcd0a4e7999d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ad101890ddf5affe222dc003f978e1bfb97284703da6e8fe3efcd0a4e7999d4", kill_on_drop: false }`
[INFO] [stdout] 0ad101890ddf5affe222dc003f978e1bfb97284703da6e8fe3efcd0a4e7999d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 314c2f5ffd90126d3fc2f32fc11dc20305fecb47d31708f664625bdc74550c96
[INFO] running `Command { std: "docker" "start" "-a" "314c2f5ffd90126d3fc2f32fc11dc20305fecb47d31708f664625bdc74550c96", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling libc v0.2.167
[INFO] [stderr]    Compiling rustversion v1.0.18
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking once_cell v1.20.2
[INFO] [stderr]     Checking giputils v0.1.0
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]    Compiling cc v1.2.2
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]    Compiling aig v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]     Checking strum v0.26.3
[INFO] [stderr]     Checking logic-form v0.2.0
[INFO] [stdout] error[E0053]: method `steps_between` has an incompatible type for trait
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/logic-form-0.2.0/src/lib.rs:118:51
[INFO] [stdout]     |
[INFO] [stdout] 118 |     fn steps_between(start: &Self, end: &Self) -> Option<usize> {
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^ expected `(usize, Option<usize>)`, found `Option<usize>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected signature `fn(&Var, &Var) -> (usize, Option<usize>)`
[INFO] [stdout]                found signature `fn(&Var, &Var) -> Option<usize>`
[INFO] [stdout] help: change the output type to match the trait
[INFO] [stdout]     |
[INFO] [stdout] 118 |     fn steps_between(start: &Self, end: &Self) -> (usize, Option<usize>) {
[INFO] [stdout]     |                                                   ~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/logic-form-0.2.0/src/lib.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 118 |     fn steps_between(start: &Self, end: &Self) -> Option<usize> {
[INFO] [stdout]     |                                                   ------------- expected `Option<usize>` because of return type
[INFO] [stdout] 119 |         u32::steps_between(&start.0, &end.0)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Option<usize>`, found `(usize, Option<usize>)`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected enum `Option<usize>`
[INFO] [stdout]               found tuple `(usize, Option<usize>)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0053, E0308.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0053`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `logic-form` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "314c2f5ffd90126d3fc2f32fc11dc20305fecb47d31708f664625bdc74550c96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "314c2f5ffd90126d3fc2f32fc11dc20305fecb47d31708f664625bdc74550c96", kill_on_drop: false }`
[INFO] [stdout] 314c2f5ffd90126d3fc2f32fc11dc20305fecb47d31708f664625bdc74550c96
