[INFO] fetching crate quantpiler 0.1.0...
[INFO] building quantpiler-0.1.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate quantpiler 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate quantpiler 0.1.0
[INFO] finished tweaking crates.io crate quantpiler 0.1.0
[INFO] tweaked toml for crates.io crate quantpiler 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate quantpiler 0.1.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate quantpiler 0.1.0 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num v0.4.1
[INFO] [stderr]   Downloaded either v1.8.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 97749dea6e2f4aa92d90d36525ce513f71ffa7bd720a2c9c138ef0b7dd90d76b
[INFO] running `Command { std: "docker" "start" "-a" "97749dea6e2f4aa92d90d36525ce513f71ffa7bd720a2c9c138ef0b7dd90d76b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97749dea6e2f4aa92d90d36525ce513f71ffa7bd720a2c9c138ef0b7dd90d76b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97749dea6e2f4aa92d90d36525ce513f71ffa7bd720a2c9c138ef0b7dd90d76b", kill_on_drop: false }`
[INFO] [stdout] 97749dea6e2f4aa92d90d36525ce513f71ffa7bd720a2c9c138ef0b7dd90d76b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0edd56c69e07ae4cfcee9997fe8ee0e9115fa809824a39f905bcf6e3e7bac69a
[INFO] running `Command { std: "docker" "start" "-a" "0edd56c69e07ae4cfcee9997fe8ee0e9115fa809824a39f905bcf6e3e7bac69a", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling num-complex v0.4.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling num v0.4.1
[INFO] [stderr]    Compiling quantpiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `controls`
[INFO] [stdout]   --> src/circuit.rs:43:30
[INFO] [stdout]    |
[INFO] [stdout] 43 |             QGate::MultiCX { controls, target } => f.write_fmt(format_args!("mcx CRINGE FIXME")),
[INFO] [stdout]    |                              ^^^^^^^^ help: try ignoring the field: `controls: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]   --> src/circuit.rs:43:40
[INFO] [stdout]    |
[INFO] [stdout] 43 |             QGate::MultiCX { controls, target } => f.write_fmt(format_args!("mcx CRINGE FIXME")),
[INFO] [stdout]    |                                        ^^^^^^ help: try ignoring the field: `target: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]    --> src/circuit.rs:173:27
[INFO] [stdout]     |
[INFO] [stdout] 173 |                 .filter(|(k, v)| v.reg == QubitRegister::Result)
[INFO] [stdout]     |                           ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parents`
[INFO] [stdout]    --> src/compiler.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 |     mut parents: FxHashMap<Rc<Gate>, FxHashSet<Rc<Gate>>>,
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parents`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/compiler.rs:150:5
[INFO] [stdout]     |
[INFO] [stdout] 150 |     mut parents: FxHashMap<Rc<Gate>, FxHashSet<Rc<Gate>>>,
[INFO] [stdout]     |     ----^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.86s
[INFO] running `Command { std: "docker" "inspect" "0edd56c69e07ae4cfcee9997fe8ee0e9115fa809824a39f905bcf6e3e7bac69a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0edd56c69e07ae4cfcee9997fe8ee0e9115fa809824a39f905bcf6e3e7bac69a", kill_on_drop: false }`
[INFO] [stdout] 0edd56c69e07ae4cfcee9997fe8ee0e9115fa809824a39f905bcf6e3e7bac69a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0ca4a2b1a1ab1a49d18bba915f7657cce2dc569bc8482dfad4526f1e890d80f
[INFO] running `Command { std: "docker" "start" "-a" "e0ca4a2b1a1ab1a49d18bba915f7657cce2dc569bc8482dfad4526f1e890d80f", kill_on_drop: false }`
[INFO] [stderr]    Compiling quantpiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `controls`
[INFO] [stdout]   --> src/circuit.rs:43:30
[INFO] [stdout]    |
[INFO] [stdout] 43 |             QGate::MultiCX { controls, target } => f.write_fmt(format_args!("mcx CRINGE FIXME")),
[INFO] [stdout]    |                              ^^^^^^^^ help: try ignoring the field: `controls: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]   --> src/circuit.rs:43:40
[INFO] [stdout]    |
[INFO] [stdout] 43 |             QGate::MultiCX { controls, target } => f.write_fmt(format_args!("mcx CRINGE FIXME")),
[INFO] [stdout]    |                                        ^^^^^^ help: try ignoring the field: `target: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]    --> src/circuit.rs:173:27
[INFO] [stdout]     |
[INFO] [stdout] 173 |                 .filter(|(k, v)| v.reg == QubitRegister::Result)
[INFO] [stdout]     |                           ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parents`
[INFO] [stdout]    --> src/compiler.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 |     mut parents: FxHashMap<Rc<Gate>, FxHashSet<Rc<Gate>>>,
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parents`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/compiler.rs:150:5
[INFO] [stdout]     |
[INFO] [stdout] 150 |     mut parents: FxHashMap<Rc<Gate>, FxHashSet<Rc<Gate>>>,
[INFO] [stdout]     |     ----^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "e0ca4a2b1a1ab1a49d18bba915f7657cce2dc569bc8482dfad4526f1e890d80f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0ca4a2b1a1ab1a49d18bba915f7657cce2dc569bc8482dfad4526f1e890d80f", kill_on_drop: false }`
[INFO] [stdout] e0ca4a2b1a1ab1a49d18bba915f7657cce2dc569bc8482dfad4526f1e890d80f
