[INFO] cloning repository https://github.com/Quantomatic/quizx [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Quantomatic/quizx" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FQuantomatic%2Fquizx", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FQuantomatic%2Fquizx'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cdc73adec40509beb9b9873302eaccf19b790d19 [INFO] checking Quantomatic/quizx against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FQuantomatic%2Fquizx" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Quantomatic/quizx on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Quantomatic/quizx [INFO] finished tweaking git repo https://github.com/Quantomatic/quizx [INFO] tweaked toml for git repo https://github.com/Quantomatic/quizx written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Quantomatic/quizx 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded futures-timer v3.0.3 [INFO] [stderr] Downloaded semver v1.0.22 [INFO] [stderr] Downloaded new_debug_unreachable v1.0.6 [INFO] [stderr] Downloaded unindent v0.2.3 [INFO] [stderr] Downloaded memoffset v0.9.1 [INFO] [stderr] Downloaded pyo3-macros v0.21.0 [INFO] [stderr] Downloaded num-iter v0.1.44 [INFO] [stderr] Downloaded crossbeam-deque v0.8.5 [INFO] [stderr] Downloaded num-integer v0.1.46 [INFO] [stderr] Downloaded futures-executor v0.3.30 [INFO] [stderr] Downloaded indoc v2.0.5 [INFO] [stderr] Downloaded pyo3-ffi v0.21.0 [INFO] [stderr] Downloaded pyo3-macros-backend v0.21.0 [INFO] [stderr] Downloaded portable-atomic v1.6.0 [INFO] [stderr] Downloaded itertools v0.12.1 [INFO] [stderr] Downloaded pyo3 v0.21.0 [INFO] [stderr] Downloaded ndarray v0.15.6 [INFO] [stderr] Downloaded libm v0.2.8 [INFO] [stderr] Downloaded rayon v1.10.0 [INFO] [stderr] Downloaded regex-syntax v0.8.3 [INFO] [stderr] Downloaded regex v1.10.4 [INFO] [stderr] Downloaded serde_json v1.0.115 [INFO] [stderr] Downloaded matrixmultiply v0.3.8 [INFO] [stderr] Downloaded num-complex v0.4.5 [INFO] [stderr] Downloaded num-traits v0.2.18 [INFO] [stderr] Downloaded crossbeam-epoch v0.9.18 [INFO] [stderr] Downloaded rayon-core v1.12.1 [INFO] [stderr] Downloaded futures v0.3.30 [INFO] [stderr] Downloaded rstest_macros v0.18.2 [INFO] [stderr] Downloaded target-lexicon v0.12.14 [INFO] [stderr] Downloaded pyo3-build-config v0.21.0 [INFO] [stderr] Downloaded openqasm v0.1.2 [INFO] [stderr] Downloaded rstest v0.18.2 [INFO] [stderr] Downloaded futures-macro v0.3.30 [INFO] [stderr] Downloaded either v1.10.0 [INFO] [stderr] Downloaded relative-path v1.9.2 [INFO] [stderr] Downloaded is-terminal v0.4.12 [INFO] [stderr] Downloaded num v0.4.1 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5ca81bf7d1e0b54bdbaf5dd2e348de08654b6e2d6d4068a3683a78c63c96d4c9 [INFO] running `Command { std: "docker" "start" "-a" "5ca81bf7d1e0b54bdbaf5dd2e348de08654b6e2d6d4068a3683a78c63c96d4c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5ca81bf7d1e0b54bdbaf5dd2e348de08654b6e2d6d4068a3683a78c63c96d4c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ca81bf7d1e0b54bdbaf5dd2e348de08654b6e2d6d4068a3683a78c63c96d4c9", kill_on_drop: false }` [INFO] [stdout] 5ca81bf7d1e0b54bdbaf5dd2e348de08654b6e2d6d4068a3683a78c63c96d4c9 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bdd6164e4309e42c406ac08a2bd8b9a2a11823a375b8a00640696c0d50d618fc [INFO] running `Command { std: "docker" "start" "-a" "bdd6164e4309e42c406ac08a2bd8b9a2a11823a375b8a00640696c0d50d618fc", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.2.0 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling once_cell v1.19.0 [INFO] [stderr] Compiling libm v0.2.8 [INFO] [stderr] Compiling parking_lot_core v0.9.9 [INFO] [stderr] Compiling memchr v2.7.2 [INFO] [stderr] 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[stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Compiling indexmap v2.2.6 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Compiling new_debug_unreachable v1.0.6 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Compiling bit-set v0.5.3 [INFO] [stderr] Compiling ena v0.14.2 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling num-rational v0.4.1 [INFO] [stderr] Compiling syn v2.0.55 [INFO] [stderr] Compiling diff v0.1.13 [INFO] [stderr] Compiling unicode-xid v0.2.4 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Checking pin-project-lite v0.2.14 [INFO] [stderr] Compiling dirs-sys-next v0.1.2 [INFO] [stderr] Compiling is-terminal v0.4.12 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Compiling dirs-next v2.0.0 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Compiling rstest_macros v0.18.2 [INFO] [stderr] Compiling parking_lot v0.12.1 [INFO] [stderr] Compiling term v0.7.0 [INFO] [stderr] Compiling matrixmultiply v0.3.8 [INFO] [stderr] Compiling petgraph v0.6.4 [INFO] [stderr] Compiling thiserror v1.0.58 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Compiling string_cache v0.8.7 [INFO] [stderr] Compiling ascii-canvas v3.0.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Compiling serde_json v1.0.115 [INFO] [stderr] Compiling glob v0.3.1 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking num-complex v0.4.5 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Compiling regex-automata v0.4.6 [INFO] [stderr] Compiling relative-path v1.9.2 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking num-iter v0.1.44 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking itoa v1.0.11 [INFO] [stderr] Checking futures-timer v3.0.3 [INFO] [stderr] Checking lalrpop-util v0.19.12 [INFO] [stderr] Checking ryu v1.0.17 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking approx v0.5.1 [INFO] [stderr] Checking itertools v0.12.1 [INFO] [stderr] Checking rustc-hash v1.1.0 [INFO] [stderr] Compiling target-lexicon v0.12.14 [INFO] [stderr] Compiling memoffset v0.9.1 [INFO] [stderr] Compiling portable-atomic v1.6.0 [INFO] [stderr] Compiling heck v0.4.1 [INFO] [stderr] Compiling indoc v2.0.5 [INFO] [stderr] Checking unindent v0.2.3 [INFO] [stderr] Compiling pyo3-build-config v0.21.0 [INFO] [stderr] Checking num v0.4.1 [INFO] [stderr] Compiling regex v1.10.4 [INFO] [stderr] Checking ndarray v0.15.6 [INFO] [stderr] Compiling pyo3-macros-backend v0.21.0 [INFO] [stderr] Compiling pyo3-ffi v0.21.0 [INFO] [stderr] Compiling pyo3 v0.21.0 [INFO] [stderr] Compiling logos-derive v0.12.1 [INFO] [stderr] Compiling derive_more v0.99.17 [INFO] [stderr] Compiling lalrpop v0.19.12 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling thiserror-impl v1.0.58 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking logos v0.12.1 [INFO] [stderr] Compiling pyo3-macros v0.21.0 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking rstest v0.18.2 [INFO] [stderr] Compiling openqasm v0.1.2 [INFO] [stderr] Checking quizx v0.1.0 (/opt/rustwide/workdir/quizx) [INFO] [stdout] warning: the item `Zero` is imported redundantly [INFO] [stdout] --> quizx/src/basic_rules.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 30 | use crate::scalar::*; [INFO] [stdout] | ---------------- the item `Zero` is already imported here [INFO] [stdout] 31 | use num::traits::Zero; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Zero` is imported redundantly [INFO] [stdout] --> quizx/src/gate.rs:20:23 [INFO] [stdout] | [INFO] [stdout] 19 | use crate::scalar::*; [INFO] [stdout] | ---------------- the item `Zero` is already imported here [INFO] [stdout] 20 | use num::{Rational64, Zero}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Zero` is imported redundantly [INFO] [stdout] --> quizx/src/basic_rules.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 30 | use crate::scalar::*; [INFO] [stdout] | ---------------- the item `Zero` is already imported here [INFO] [stdout] 31 | use num::traits::Zero; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Rational64` is imported redundantly [INFO] [stdout] --> quizx/src/basic_rules.rs:603:9 [INFO] [stdout] | [INFO] [stdout] 600 | use super::*; [INFO] [stdout] | -------- the item `Rational64` is already imported here [INFO] [stdout] ... [INFO] [stdout] 603 | use num::Rational64; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Zero` is imported redundantly [INFO] [stdout] --> quizx/src/gate.rs:20:23 [INFO] [stdout] | [INFO] [stdout] 19 | use crate::scalar::*; [INFO] [stdout] | ---------------- the item `Zero` is already imported here [INFO] [stdout] 20 | use num::{Rational64, Zero}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `GraphLike` is imported redundantly [INFO] [stdout] --> quizx/src/json.rs:283:9 [INFO] [stdout] | [INFO] [stdout] 283 | use crate::graph::GraphLike; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 286 | use super::*; [INFO] [stdout] | -------- the item `GraphLike` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking quizx_pybindings v0.1.0 (/opt/rustwide/workdir/pybindings) [INFO] [stdout] warning: the item `Axis` is imported redundantly [INFO] [stdout] --> quizx/examples/compute_tensor.rs:23:22 [INFO] [stdout] | [INFO] [stdout] 22 | use ndarray::prelude::*; [INFO] [stdout] | ------------------- the item `Axis` is already imported here [INFO] [stdout] 23 | use ndarray::{stack, Axis}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.54s [INFO] running `Command { std: "docker" "inspect" "bdd6164e4309e42c406ac08a2bd8b9a2a11823a375b8a00640696c0d50d618fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bdd6164e4309e42c406ac08a2bd8b9a2a11823a375b8a00640696c0d50d618fc", kill_on_drop: false }` [INFO] [stdout] bdd6164e4309e42c406ac08a2bd8b9a2a11823a375b8a00640696c0d50d618fc