[INFO] fetching crate ampc 0.3.0-alpha...
[INFO] testing ampc-0.3.0-alpha against beta-2023-04-20 for beta-1.70-1
[INFO] extracting crate ampc 0.3.0-alpha into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate ampc 0.3.0-alpha on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ampc 0.3.0-alpha
[INFO] finished tweaking crates.io crate ampc 0.3.0-alpha
[INFO] tweaked toml for crates.io crate ampc 0.3.0-alpha written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate ampc 0.3.0-alpha 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" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cranelift-object v0.93.1
[INFO] [stderr]   Downloaded fastrand v1.9.0
[INFO] [stderr]   Downloaded unicode-xid v0.2.4
[INFO] [stderr]   Downloaded cranelift-codegen-shared v0.93.1
[INFO] [stderr]   Downloaded slice-group-by v0.3.0
[INFO] [stderr]   Downloaded object v0.29.0
[INFO] [stderr]   Downloaded cranelift v0.93.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.52
[INFO] [stderr]   Downloaded cranelift-frontend v0.93.1
[INFO] [stderr]   Downloaded cranelift-codegen-meta v0.93.1
[INFO] [stderr]   Downloaded cranelift-entity v0.93.1
[INFO] [stderr]   Downloaded cranelift-isle v0.93.1
[INFO] [stderr]   Downloaded gimli v0.26.2
[INFO] [stderr]   Downloaded cranelift-codegen v0.93.1
[INFO] [stderr]   Downloaded regalloc2 v0.5.1
[INFO] [stderr]   Downloaded target-lexicon v0.12.6
[INFO] [stderr]   Downloaded cranelift-native v0.93.1
[INFO] [stderr]   Downloaded cranelift-bforest v0.93.1
[INFO] [stderr]   Downloaded cranelift-module v0.93.1
[INFO] [stderr]   Downloaded io-lifetimes v1.0.6
[INFO] [stderr]   Downloaded tempfile v3.4.0
[INFO] [stderr]   Downloaded libc v0.2.140
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8739d80d722a0a6a345973cbcd33d900e2b54b611418a914ce29d129d7f27ec3
[INFO] running `Command { std: "docker" "start" "-a" "8739d80d722a0a6a345973cbcd33d900e2b54b611418a914ce29d129d7f27ec3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8739d80d722a0a6a345973cbcd33d900e2b54b611418a914ce29d129d7f27ec3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8739d80d722a0a6a345973cbcd33d900e2b54b611418a914ce29d129d7f27ec3", kill_on_drop: false }`
[INFO] [stdout] 8739d80d722a0a6a345973cbcd33d900e2b54b611418a914ce29d129d7f27ec3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89cbd3c35e154a141170bfe1590705bdf8f361cb396bfb4afdd6f1bb2815db3d
[INFO] running `Command { std: "docker" "start" "-a" "89cbd3c35e154a141170bfe1590705bdf8f361cb396bfb4afdd6f1bb2815db3d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling cranelift-isle v0.93.1
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.93.1
[INFO] [stderr]    Compiling target-lexicon v0.12.6
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.52
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling cranelift-entity v0.93.1
[INFO] [stderr]    Compiling slice-group-by v0.3.0
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.93.1
[INFO] [stderr]    Compiling io-lifetimes v1.0.6
[INFO] [stderr]    Compiling arrayvec v0.7.2
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling bumpalo v3.12.0
[INFO] [stderr]    Compiling cranelift-bforest v0.93.1
[INFO] [stderr]    Compiling rustix v0.36.9
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling anyhow v1.0.69
[INFO] [stderr]    Compiling linux-raw-sys v0.1.4
[INFO] [stderr]    Compiling regalloc2 v0.5.1
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling os_str_bytes v6.4.1
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling termcolor v1.2.0
[INFO] [stderr]    Compiling clap_lex v0.3.2
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling fastrand v1.9.0
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling cranelift-codegen v0.93.1
[INFO] [stderr]    Compiling gimli v0.26.2
[INFO] [stderr]    Compiling object v0.29.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling is-terminal v0.4.4
[INFO] [stderr]    Compiling tempfile v3.4.0
[INFO] [stderr]    Compiling clap_derive v4.1.8
[INFO] [stderr]    Compiling clap v4.1.8
[INFO] [stderr]    Compiling cranelift-module v0.93.1
[INFO] [stderr]    Compiling cranelift-frontend v0.93.1
[INFO] [stderr]    Compiling cranelift-native v0.93.1
[INFO] [stderr]    Compiling cranelift-object v0.93.1
[INFO] [stderr]    Compiling cranelift v0.93.1
[INFO] [stderr]    Compiling ampc v0.3.0-alpha (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `func`
[INFO] [stdout]   --> src/typechecker/stmnt.rs:83:9
[INFO] [stdout]    |
[INFO] [stdout] 83 |         func: &Func,
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_func`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `func`
[INFO] [stdout]    --> src/typechecker/stmnt.rs:139:9
[INFO] [stdout]     |
[INFO] [stdout] 139 |         func: &Func,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_func`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.13s
[INFO] running `Command { std: "docker" "inspect" "89cbd3c35e154a141170bfe1590705bdf8f361cb396bfb4afdd6f1bb2815db3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89cbd3c35e154a141170bfe1590705bdf8f361cb396bfb4afdd6f1bb2815db3d", kill_on_drop: false }`
[INFO] [stdout] 89cbd3c35e154a141170bfe1590705bdf8f361cb396bfb4afdd6f1bb2815db3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce5a51838323157abdbe61cb5a1bbaf375f49690b9bbf44cd4dd912a7243ee9b
[INFO] running `Command { std: "docker" "start" "-a" "ce5a51838323157abdbe61cb5a1bbaf375f49690b9bbf44cd4dd912a7243ee9b", kill_on_drop: false }`
[INFO] [stderr]    Compiling ampc v0.3.0-alpha (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `func`
[INFO] [stdout]   --> src/typechecker/stmnt.rs:83:9
[INFO] [stdout]    |
[INFO] [stdout] 83 |         func: &Func,
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_func`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `func`
[INFO] [stdout]    --> src/typechecker/stmnt.rs:139:9
[INFO] [stdout]     |
[INFO] [stdout] 139 |         func: &Func,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_func`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `Command { std: "docker" "inspect" "ce5a51838323157abdbe61cb5a1bbaf375f49690b9bbf44cd4dd912a7243ee9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce5a51838323157abdbe61cb5a1bbaf375f49690b9bbf44cd4dd912a7243ee9b", kill_on_drop: false }`
[INFO] [stdout] ce5a51838323157abdbe61cb5a1bbaf375f49690b9bbf44cd4dd912a7243ee9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a64874065bb84945e3ee462a1d4414df8379214a336620e3f52988b10b16dd3d
[INFO] running `Command { std: "docker" "start" "-a" "a64874065bb84945e3ee462a1d4414df8379214a336620e3f52988b10b16dd3d", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `func`
[INFO] [stderr]   --> src/typechecker/stmnt.rs:83:9
[INFO] [stderr]    |
[INFO] [stderr] 83 |         func: &Func,
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_func`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `func`
[INFO] [stderr]    --> src/typechecker/stmnt.rs:139:9
[INFO] [stderr]     |
[INFO] [stderr] 139 |         func: &Func,
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_func`
[INFO] [stderr] 
[INFO] [stderr] warning: `ampc` (bin "amp" test) generated 2 warnings (run `cargo fix --bin "amp" --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/amp-440db5468f998cc6)
[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] running `Command { std: "docker" "inspect" "a64874065bb84945e3ee462a1d4414df8379214a336620e3f52988b10b16dd3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a64874065bb84945e3ee462a1d4414df8379214a336620e3f52988b10b16dd3d", kill_on_drop: false }`
[INFO] [stdout] a64874065bb84945e3ee462a1d4414df8379214a336620e3f52988b10b16dd3d
