[INFO] fetching crate impc 0.2.2...
[INFO] testing impc-0.2.2 against 1.90.0 for beta-1.91-3
[INFO] extracting crate impc 0.2.2 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate impc 0.2.2
[INFO] finished tweaking crates.io crate impc 0.2.2
[INFO] tweaked toml for crates.io crate impc 0.2.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate impc 0.2.2 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 impc 0.2.2 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] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded indent_write v2.2.0
[INFO] [stderr]   Downloaded thiserror-impl v1.0.60
[INFO] [stderr]   Downloaded nom-supreme v0.8.0
[INFO] [stderr]   Downloaded argh v0.1.12
[INFO] [stderr]   Downloaded argh_shared v0.1.12
[INFO] [stderr]   Downloaded anyhow v1.0.83
[INFO] [stderr]   Downloaded argh_derive v0.1.12
[INFO] [stderr]   Downloaded serde_derive v1.0.201
[INFO] [stderr]   Downloaded brownstone v3.0.0
[INFO] [stderr]   Downloaded thiserror v1.0.60
[INFO] [stderr]   Downloaded serde v1.0.201
[INFO] [stderr]   Downloaded better-panic v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 22007f8120f6704cef3005706c1ddc9ebe970bce7b3794d8259b60a43ca438a4
[INFO] running `Command { std: "docker" "start" "-a" "22007f8120f6704cef3005706c1ddc9ebe970bce7b3794d8259b60a43ca438a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "22007f8120f6704cef3005706c1ddc9ebe970bce7b3794d8259b60a43ca438a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22007f8120f6704cef3005706c1ddc9ebe970bce7b3794d8259b60a43ca438a4", kill_on_drop: false }`
[INFO] [stdout] 22007f8120f6704cef3005706c1ddc9ebe970bce7b3794d8259b60a43ca438a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 9f07be060b9deb6c7cb3ea811f4f0bc4db5edc01ead9f825abb4480801fffac4
[INFO] running `Command { std: "docker" "start" "-a" "9f07be060b9deb6c7cb3ea811f4f0bc4db5edc01ead9f825abb4480801fffac4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.82
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]    Compiling serde v1.0.201
[INFO] [stderr]    Compiling cc v1.0.97
[INFO] [stderr]    Compiling thiserror v1.0.60
[INFO] [stderr]    Compiling anyhow v1.0.83
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling brownstone v3.0.0
[INFO] [stderr]    Compiling indent_write v2.2.0
[INFO] [stderr]    Compiling joinery v2.1.0
[INFO] [stderr]    Compiling nom-supreme v0.8.0
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.61
[INFO] [stderr]    Compiling console v0.15.8
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-bigint v0.4.5
[INFO] [stderr]    Compiling better-panic v0.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.201
[INFO] [stderr]    Compiling thiserror-impl v1.0.60
[INFO] [stderr]    Compiling argh_shared v0.1.12
[INFO] [stderr]    Compiling argh_derive v0.1.12
[INFO] [stderr]    Compiling argh v0.1.12
[INFO] [stderr]    Compiling impc v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/parser/util.rs:50:36
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn token<'tok, 'src, T, E>(t: &'tok T) -> impl Parser<&'src [T], &T, E> + Clone
[INFO] [stdout]    |                                    ^^^^ the lifetime is named here   -- the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'tok`
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn token<'tok, 'src, T, E>(t: &'tok T) -> impl Parser<&'src [T], &'tok T, E> + Clone
[INFO] [stdout]    |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.08s
[INFO] running `Command { std: "docker" "inspect" "9f07be060b9deb6c7cb3ea811f4f0bc4db5edc01ead9f825abb4480801fffac4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f07be060b9deb6c7cb3ea811f4f0bc4db5edc01ead9f825abb4480801fffac4", kill_on_drop: false }`
[INFO] [stdout] 9f07be060b9deb6c7cb3ea811f4f0bc4db5edc01ead9f825abb4480801fffac4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] f2c93473d182dd0b8cf3d9b1c53e6d66dba5f05d12779cff526c240a902fa165
[INFO] running `Command { std: "docker" "start" "-a" "f2c93473d182dd0b8cf3d9b1c53e6d66dba5f05d12779cff526c240a902fa165", kill_on_drop: false }`
[INFO] [stderr]    Compiling impc v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/parser/util.rs:50:36
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn token<'tok, 'src, T, E>(t: &'tok T) -> impl Parser<&'src [T], &T, E> + Clone
[INFO] [stdout]    |                                    ^^^^ the lifetime is named here   -- the same lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'tok`
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn token<'tok, 'src, T, E>(t: &'tok T) -> impl Parser<&'src [T], &'tok T, E> + Clone
[INFO] [stdout]    |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.41s
[INFO] running `Command { std: "docker" "inspect" "f2c93473d182dd0b8cf3d9b1c53e6d66dba5f05d12779cff526c240a902fa165", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2c93473d182dd0b8cf3d9b1c53e6d66dba5f05d12779cff526c240a902fa165", kill_on_drop: false }`
[INFO] [stdout] f2c93473d182dd0b8cf3d9b1c53e6d66dba5f05d12779cff526c240a902fa165
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 4988c742337f9cd39041a807e704855f5970af3209c9ba0c638f5a1f68298cc2
[INFO] running `Command { std: "docker" "start" "-a" "4988c742337f9cd39041a807e704855f5970af3209c9ba0c638f5a1f68298cc2", kill_on_drop: false }`
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]   --> src/parser/util.rs:50:36
[INFO] [stderr]    |
[INFO] [stderr] 50 | pub fn token<'tok, 'src, T, E>(t: &'tok T) -> impl Parser<&'src [T], &T, E> + Clone
[INFO] [stderr]    |                                    ^^^^ the lifetime is named here   -- the same lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: consistently use `'tok`
[INFO] [stderr]    |
[INFO] [stderr] 50 | pub fn token<'tok, 'src, T, E>(t: &'tok T) -> impl Parser<&'src [T], &'tok T, E> + Clone
[INFO] [stderr]    |                                                                       ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `impc` (bin "impc" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/impc-16f7de53f845a4ed)
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test cli::tests::check_bindings_parser ... ok
[INFO] [stdout] test ast::tests::test_ast_map_impl ... ok
[INFO] [stdout] test lexer::symbol::tests::arithmetic_parsers_are_correct ... ok
[INFO] [stdout] test int::tests::sub_impl_is_saturating ... ok
[INFO] [stdout] test interpreter::tests::check_complete_evaluator_impl ... ok
[INFO] [stdout] test lexer::symbol::tests::paren_parsers_are_correct ... ok
[INFO] [stdout] test lexer::symbol::tests::semicolon_parser_is_correct ... ok
[INFO] [stdout] test lexer::tests::var_parser_is_correct ... ok
[INFO] [stdout] test parser::aexp::tests::check_aexp_parser ... ok
[INFO] [stdout] test lexer::tests::check_small_example_program ... ok
[INFO] [stdout] test lexer::symbol::tests::skip_parser_is_correct ... ok
[INFO] [stdout] test parser::aexp::tests::check_int_parser ... ok
[INFO] [stdout] test lexer::symbol::tests::loop_parsers_are_correct ... ok
[INFO] [stdout] test lexer::symbol::tests::assign_parser_is_correct ... ok
[INFO] [stdout] test parser::aexp::tests::check_var_parser ... ok
[INFO] [stdout] test parser::bexp::tests::check_bexp_parser ... ok
[INFO] [stdout] test interpreter::tests::check_aexp_evaluator_impl ... ok
[INFO] [stdout] test parser::bexp::tests::check_proposition_parser ... ok
[INFO] [stdout] test parser::bexp::tests::check_atom_parser ... ok
[INFO] [stdout] test parser::cmd::tests::check_cmd_parser ... ok
[INFO] [stdout] test lexer::symbol::tests::branch_parsers_are_correct ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4988c742337f9cd39041a807e704855f5970af3209c9ba0c638f5a1f68298cc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4988c742337f9cd39041a807e704855f5970af3209c9ba0c638f5a1f68298cc2", kill_on_drop: false }`
[INFO] [stdout] 4988c742337f9cd39041a807e704855f5970af3209c9ba0c638f5a1f68298cc2