[INFO] fetching crate bra_ket 0.1.4...
[INFO] checking bra_ket-0.1.4 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate bra_ket 0.1.4 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate bra_ket 0.1.4 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 crates.io crate bra_ket 0.1.4
[INFO] finished tweaking crates.io crate bra_ket 0.1.4
[INFO] tweaked toml for crates.io crate bra_ket 0.1.4 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate bra_ket 0.1.4 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 ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 271c049b17718c4a900096e396828a21e1df1d03fa2a8e08cf82a7e3830c5ef6
[INFO] running `Command { std: "docker" "start" "-a" "271c049b17718c4a900096e396828a21e1df1d03fa2a8e08cf82a7e3830c5ef6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "271c049b17718c4a900096e396828a21e1df1d03fa2a8e08cf82a7e3830c5ef6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "271c049b17718c4a900096e396828a21e1df1d03fa2a8e08cf82a7e3830c5ef6", kill_on_drop: false }`
[INFO] [stdout] 271c049b17718c4a900096e396828a21e1df1d03fa2a8e08cf82a7e3830c5ef6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 018166f9bdaf01f4b2f54def245cf7e9db02ec8ea4642f0e30f3bd34127be983
[INFO] running `Command { std: "docker" "start" "-a" "018166f9bdaf01f4b2f54def245cf7e9db02ec8ea4642f0e30f3bd34127be983", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
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[INFO] [stderr]     Checking bra_ket v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `itertools::zip`: Use [std::iter::zip](https://doc.rust-lang.org/std/iter/fn.zip.html) instead
[INFO] [stdout]  --> src/draw.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | use itertools::zip;
[INFO] [stdout]   |                ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `itertools::zip`: Use [std::iter::zip](https://doc.rust-lang.org/std/iter/fn.zip.html) instead
[INFO] [stdout]   --> src/draw.rs:11:24
[INFO] [stdout]    |
[INFO] [stdout] 11 |     for (n, string) in zip(qubits.to_owned(), circuit.iter_mut()) {
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `itertools::zip`: Use [std::iter::zip](https://doc.rust-lang.org/std/iter/fn.zip.html) instead
[INFO] [stdout]  --> src/draw.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | use itertools::zip;
[INFO] [stdout]   |                ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `itertools::zip`: Use [std::iter::zip](https://doc.rust-lang.org/std/iter/fn.zip.html) instead
[INFO] [stdout]   --> src/draw.rs:16:28
[INFO] [stdout]    |
[INFO] [stdout] 16 |         for (n, string) in zip(qubits.to_owned(), circuit.iter_mut()) {
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `itertools::zip`: Use [std::iter::zip](https://doc.rust-lang.org/std/iter/fn.zip.html) instead
[INFO] [stdout]   --> src/draw.rs:11:24
[INFO] [stdout]    |
[INFO] [stdout] 11 |     for (n, string) in zip(qubits.to_owned(), circuit.iter_mut()) {
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `itertools::zip`: Use [std::iter::zip](https://doc.rust-lang.org/std/iter/fn.zip.html) instead
[INFO] [stdout]   --> src/draw.rs:16:28
[INFO] [stdout]    |
[INFO] [stdout] 16 |         for (n, string) in zip(qubits.to_owned(), circuit.iter_mut()) {
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.89s
[INFO] running `Command { std: "docker" "inspect" "018166f9bdaf01f4b2f54def245cf7e9db02ec8ea4642f0e30f3bd34127be983", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "018166f9bdaf01f4b2f54def245cf7e9db02ec8ea4642f0e30f3bd34127be983", kill_on_drop: false }`
[INFO] [stdout] 018166f9bdaf01f4b2f54def245cf7e9db02ec8ea4642f0e30f3bd34127be983