[INFO] fetching crate mcircuit 0.1.7...
[INFO] testing mcircuit-0.1.7 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate mcircuit 0.1.7 into /workspace/builds/worker-17/source
[INFO] validating manifest of crates.io crate mcircuit 0.1.7 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-17/source/rust-toolchain
[INFO] started tweaking crates.io crate mcircuit 0.1.7
[INFO] finished tweaking crates.io crate mcircuit 0.1.7
[INFO] tweaked toml for crates.io crate mcircuit 0.1.7 written to /workspace/builds/worker-17/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded variant_count v1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7d78b96a205d78065be06d6bc36ea59f0ef8af5b6cc66a18c7aa356f32d27b4
[INFO] running `Command { std: "docker" "start" "-a" "c7d78b96a205d78065be06d6bc36ea59f0ef8af5b6cc66a18c7aa356f32d27b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7d78b96a205d78065be06d6bc36ea59f0ef8af5b6cc66a18c7aa356f32d27b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7d78b96a205d78065be06d6bc36ea59f0ef8af5b6cc66a18c7aa356f32d27b4", kill_on_drop: false }`
[INFO] [stdout] c7d78b96a205d78065be06d6bc36ea59f0ef8af5b6cc66a18c7aa356f32d27b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29dcbde1ed75e1c88331170eb09a570f3d491afc7d8572acdc2fe66cc36b1623
[INFO] running `Command { std: "docker" "start" "-a" "29dcbde1ed75e1c88331170eb09a570f3d491afc7d8572acdc2fe66cc36b1623", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling lexpr-macros v0.2.1
[INFO] [stderr]    Compiling lexpr v0.2.6
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling variant_count v1.1.0
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling mcircuit v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.05s
[INFO] running `Command { std: "docker" "inspect" "29dcbde1ed75e1c88331170eb09a570f3d491afc7d8572acdc2fe66cc36b1623", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29dcbde1ed75e1c88331170eb09a570f3d491afc7d8572acdc2fe66cc36b1623", kill_on_drop: false }`
[INFO] [stdout] 29dcbde1ed75e1c88331170eb09a570f3d491afc7d8572acdc2fe66cc36b1623
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1768636b8b8fb6d7bf29479db100c56d8b922f79cd908e21abc0b6b180e38fd
[INFO] running `Command { std: "docker" "start" "-a" "c1768636b8b8fb6d7bf29479db100c56d8b922f79cd908e21abc0b6b180e38fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling mcircuit v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Cons`
[INFO] [stdout]   --> src/parsers/smtlib.rs:30:17
[INFO] [stdout]    |
[INFO] [stdout] 30 |     use lexpr::{Cons, Value};
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sample`
[INFO] [stdout]   --> src/parsers/smtlib.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 75 |     fn sample() -> String {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.48s
[INFO] running `Command { std: "docker" "inspect" "c1768636b8b8fb6d7bf29479db100c56d8b922f79cd908e21abc0b6b180e38fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1768636b8b8fb6d7bf29479db100c56d8b922f79cd908e21abc0b6b180e38fd", kill_on_drop: false }`
[INFO] [stdout] c1768636b8b8fb6d7bf29479db100c56d8b922f79cd908e21abc0b6b180e38fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] eb33c8fe434f0bb855b0369ec3ea8f84900eba0b146ea1f1c7d2c49078d44cc1
[INFO] running `Command { std: "docker" "start" "-a" "eb33c8fe434f0bb855b0369ec3ea8f84900eba0b146ea1f1c7d2c49078d44cc1", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Cons`
[INFO] [stderr]   --> src/parsers/smtlib.rs:30:17
[INFO] [stderr]    |
[INFO] [stderr] 30 |     use lexpr::{Cons, Value};
[INFO] [stderr]    |                 ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `sample`
[INFO] [stderr]   --> src/parsers/smtlib.rs:75:8
[INFO] [stderr]    |
[INFO] [stderr] 75 |     fn sample() -> String {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `mcircuit` (lib test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mcircuit-396f46b63e45cdc8)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test tests::tests::test_simple_eval ... ok
[INFO] [stdout] test parsers::blif::tests::test_io_parsing ... ok
[INFO] [stdout] test tests::tests::test_size_hinting ... ok
[INFO] [stdout] test parsers::blif::tests::test_subcircuit_parsing ... ok
[INFO] [stdout] test tests::tests::test_b_to_a ... ok
[INFO] [stdout] test parsers::blif::tests::test_gate_parsing ... ok
[INFO] [stdout] test tests::tests::test_translation_combine_operations ... ok
[INFO] [stdout] test tests::tests::test_io_combine_operations ... ok
[INFO] [stdout] test parsers::smtlib::test::test_sample2 ... ok
[INFO] [stdout] test tests::tests::test_with_inputs ... ok
[INFO] [stdout] test tests::tests::test_io_operations ... ok
[INFO] [stderr]    Doc-tests mcircuit
[INFO] [stdout] test tests::tests::test_translation_operations ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[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] running `Command { std: "docker" "inspect" "eb33c8fe434f0bb855b0369ec3ea8f84900eba0b146ea1f1c7d2c49078d44cc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb33c8fe434f0bb855b0369ec3ea8f84900eba0b146ea1f1c7d2c49078d44cc1", kill_on_drop: false }`
[INFO] [stdout] eb33c8fe434f0bb855b0369ec3ea8f84900eba0b146ea1f1c7d2c49078d44cc1
