[INFO] fetching crate zpack 0.1.17...
[INFO] checking zpack-0.1.17 against master#3f6250a7bb79e600d9036bbc7c8f65af43933643 for pr-147859
[INFO] extracting crate zpack 0.1.17 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate zpack 0.1.17
[INFO] finished tweaking crates.io crate zpack 0.1.17
[INFO] tweaked toml for crates.io crate zpack 0.1.17 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate zpack 0.1.17 on toolchain 3f6250a7bb79e600d9036bbc7c8f65af43933643
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3f6250a7bb79e600d9036bbc7c8f65af43933643" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate zpack 0.1.17 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" "+3f6250a7bb79e600d9036bbc7c8f65af43933643" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+3f6250a7bb79e600d9036bbc7c8f65af43933643" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 73f25b9ac85ca76753ba10b7ac768c7b9df35dd16479199d4fcbdcf52095a68b
[INFO] running `Command { std: "docker" "start" "-a" "73f25b9ac85ca76753ba10b7ac768c7b9df35dd16479199d4fcbdcf52095a68b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73f25b9ac85ca76753ba10b7ac768c7b9df35dd16479199d4fcbdcf52095a68b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73f25b9ac85ca76753ba10b7ac768c7b9df35dd16479199d4fcbdcf52095a68b", kill_on_drop: false }`
[INFO] [stdout] 73f25b9ac85ca76753ba10b7ac768c7b9df35dd16479199d4fcbdcf52095a68b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+3f6250a7bb79e600d9036bbc7c8f65af43933643" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ce5ba6a74c1495d0c47766e8dcb224e3436c05044819a8e4e578791f6e46fc4
[INFO] running `Command { std: "docker" "start" "-a" "4ce5ba6a74c1495d0c47766e8dcb224e3436c05044819a8e4e578791f6e46fc4", kill_on_drop: false }`
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[INFO] [stderr]    Compiling z3-sys v0.10.0
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[INFO] [stderr]     Checking zpack v0.1.17 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `anyhow::Result`
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use anyhow::Result;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `z3::Solver`
[INFO] [stdout]  --> src/package/constraint/cmp.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use z3::Solver;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `registry::BuiltVersionRegistry`
[INFO] [stdout]   --> src/package/constraint/cmp.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |         registry::BuiltVersionRegistry,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `anyhow::Result`
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use anyhow::Result;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `z3::Solver`
[INFO] [stdout]  --> src/package/constraint/cmp.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use z3::Solver;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `registry::BuiltVersionRegistry`
[INFO] [stdout]   --> src/package/constraint/cmp.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |         registry::BuiltVersionRegistry,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `exceptions::PyNotImplementedError`
[INFO] [stdout]  --> src/package/constraint/depends.rs:4:40
[INFO] [stdout]   |
[INFO] [stdout] 4 |     IntoPyObjectExt, basic::CompareOp, exceptions::PyNotImplementedError,
[INFO] [stdout]   |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `exceptions::PyNotImplementedError`
[INFO] [stdout]  --> src/package/constraint/if_then.rs:4:40
[INFO] [stdout]   |
[INFO] [stdout] 4 |     IntoPyObjectExt, basic::CompareOp, exceptions::PyNotImplementedError,
[INFO] [stdout]   |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `exceptions::PyNotImplementedError`
[INFO] [stdout]  --> src/package/constraint/depends.rs:4:40
[INFO] [stdout]   |
[INFO] [stdout] 4 |     IntoPyObjectExt, basic::CompareOp, exceptions::PyNotImplementedError,
[INFO] [stdout]   |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `exceptions::PyNotImplementedError`
[INFO] [stdout]  --> src/package/constraint/if_then.rs:4:40
[INFO] [stdout]   |
[INFO] [stdout] 4 |     IntoPyObjectExt, basic::CompareOp, exceptions::PyNotImplementedError,
[INFO] [stdout]   |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `exceptions::PyNotImplementedError`
[INFO] [stdout]  --> src/package/constraint/maximize.rs:4:40
[INFO] [stdout]   |
[INFO] [stdout] 4 |     IntoPyObjectExt, basic::CompareOp, exceptions::PyNotImplementedError,
[INFO] [stdout]   |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `exceptions::PyNotImplementedError`
[INFO] [stdout]  --> src/package/constraint/maximize.rs:4:40
[INFO] [stdout]   |
[INFO] [stdout] 4 |     IntoPyObjectExt, basic::CompareOp, exceptions::PyNotImplementedError,
[INFO] [stdout]   |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `exceptions::PyNotImplementedError`
[INFO] [stdout]  --> src/package/constraint/num_of.rs:4:40
[INFO] [stdout]   |
[INFO] [stdout] 4 |     IntoPyObjectExt, basic::CompareOp, exceptions::PyNotImplementedError,
[INFO] [stdout]   |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]   --> src/package/constraint/num_of.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     spec::{self, SpecOption, SpecOptionType},
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `exceptions::PyNotImplementedError`
[INFO] [stdout]  --> src/package/constraint/num_of.rs:4:40
[INFO] [stdout]   |
[INFO] [stdout] 4 |     IntoPyObjectExt, basic::CompareOp, exceptions::PyNotImplementedError,
[INFO] [stdout]   |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]   --> src/package/constraint/num_of.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     spec::{self, SpecOption, SpecOptionType},
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `exceptions::PyNotImplementedError`
[INFO] [stdout]  --> src/package/constraint/spec_option.rs:4:40
[INFO] [stdout]   |
[INFO] [stdout] 4 |     IntoPyObjectExt, basic::CompareOp, exceptions::PyNotImplementedError,
[INFO] [stdout]   |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `exceptions::PyNotImplementedError`
[INFO] [stdout]  --> src/package/constraint/spec_option.rs:4:40
[INFO] [stdout]   |
[INFO] [stdout] 4 |     IntoPyObjectExt, basic::CompareOp, exceptions::PyNotImplementedError,
[INFO] [stdout]   |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `exceptions::PyNotImplementedError`
[INFO] [stdout]  --> src/package/constraint/value.rs:4:40
[INFO] [stdout]   |
[INFO] [stdout] 4 |     IntoPyObjectExt, basic::CompareOp, exceptions::PyNotImplementedError,
[INFO] [stdout]   |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `exceptions::PyNotImplementedError`
[INFO] [stdout]  --> src/package/constraint/value.rs:4:40
[INFO] [stdout]   |
[INFO] [stdout] 4 |     IntoPyObjectExt, basic::CompareOp, exceptions::PyNotImplementedError,
[INFO] [stdout]   |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Minimize`
[INFO] [stdout]   --> src/main.rs:20:42
[INFO] [stdout]    |
[INFO] [stdout] 20 |     constraint::{Cmp, CmpType, Maximize, Minimize, NumOf},
[INFO] [stdout]    |                                          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Minimize`
[INFO] [stdout]   --> src/main.rs:20:42
[INFO] [stdout]    |
[INFO] [stdout] 20 |     constraint::{Cmp, CmpType, Maximize, Minimize, NumOf},
[INFO] [stdout]    |                                          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.62s
[INFO] running `Command { std: "docker" "inspect" "4ce5ba6a74c1495d0c47766e8dcb224e3436c05044819a8e4e578791f6e46fc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ce5ba6a74c1495d0c47766e8dcb224e3436c05044819a8e4e578791f6e46fc4", kill_on_drop: false }`
[INFO] [stdout] 4ce5ba6a74c1495d0c47766e8dcb224e3436c05044819a8e4e578791f6e46fc4
