[INFO] fetching crate zallocators 0.1.0...
[INFO] testing zallocators-0.1.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate zallocators 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate zallocators 0.1.0
[INFO] finished tweaking crates.io crate zallocators 0.1.0
[INFO] tweaked toml for crates.io crate zallocators 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate zallocators 0.1.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] deba6a5597e0cbb588ca44959b11b0cc46a6b4bb09701a68a931f16e6ea1b429
[INFO] running `Command { std: "docker" "start" "-a" "deba6a5597e0cbb588ca44959b11b0cc46a6b4bb09701a68a931f16e6ea1b429", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "deba6a5597e0cbb588ca44959b11b0cc46a6b4bb09701a68a931f16e6ea1b429", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "deba6a5597e0cbb588ca44959b11b0cc46a6b4bb09701a68a931f16e6ea1b429", kill_on_drop: false }`
[INFO] [stdout] deba6a5597e0cbb588ca44959b11b0cc46a6b4bb09701a68a931f16e6ea1b429
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ec75ad58b50b799476e43b8b9c1ab6f65860c1cf7620220c8983df8b624d87f
[INFO] running `Command { std: "docker" "start" "-a" "6ec75ad58b50b799476e43b8b9c1ab6f65860c1cf7620220c8983df8b624d87f", kill_on_drop: false }`
[INFO] [stderr]    Compiling zallocators v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `LayoutError`
[INFO] [stdout]  --> src/vec.rs:2:21
[INFO] [stdout]   |
[INFO] [stdout] 2 |     alloc::{Layout, LayoutError},
[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: `std::vec::Vec as OgVec`
[INFO] [stdout]  --> src/vec.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::vec::Vec as OgVec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] running `Command { std: "docker" "inspect" "6ec75ad58b50b799476e43b8b9c1ab6f65860c1cf7620220c8983df8b624d87f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ec75ad58b50b799476e43b8b9c1ab6f65860c1cf7620220c8983df8b624d87f", kill_on_drop: false }`
[INFO] [stdout] 6ec75ad58b50b799476e43b8b9c1ab6f65860c1cf7620220c8983df8b624d87f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb2b39f5b7d09f1cd9aa2f47c73e977bad3fbb06cc4560468dd5fa88b3e4e477
[INFO] running `Command { std: "docker" "start" "-a" "fb2b39f5b7d09f1cd9aa2f47c73e977bad3fbb06cc4560468dd5fa88b3e4e477", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `LayoutError`
[INFO] [stdout]  --> src/vec.rs:2:21
[INFO] [stdout]   |
[INFO] [stdout] 2 |     alloc::{Layout, LayoutError},
[INFO] [stdout]   |                     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling zallocators v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::vec::Vec as OgVec`
[INFO] [stdout]  --> src/vec.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::vec::Vec as OgVec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `LayoutError`
[INFO] [stdout]  --> src/vec.rs:2:21
[INFO] [stdout]   |
[INFO] [stdout] 2 |     alloc::{Layout, LayoutError},
[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: `std::vec::Vec as OgVec`
[INFO] [stdout]  --> src/vec.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::vec::Vec as OgVec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "fb2b39f5b7d09f1cd9aa2f47c73e977bad3fbb06cc4560468dd5fa88b3e4e477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb2b39f5b7d09f1cd9aa2f47c73e977bad3fbb06cc4560468dd5fa88b3e4e477", kill_on_drop: false }`
[INFO] [stdout] fb2b39f5b7d09f1cd9aa2f47c73e977bad3fbb06cc4560468dd5fa88b3e4e477
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ff6251fad0951ddf13fd32d3e65ad9ad62359bc2edb1e4d0d0120585dbf77d52
[INFO] running `Command { std: "docker" "start" "-a" "ff6251fad0951ddf13fd32d3e65ad9ad62359bc2edb1e4d0d0120585dbf77d52", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `LayoutError`
[INFO] [stderr]  --> src/vec.rs:2:21
[INFO] [stderr]   |
[INFO] [stderr] 2 |     alloc::{Layout, LayoutError},
[INFO] [stderr]   |                     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::vec::Vec as OgVec`
[INFO] [stderr]  --> src/vec.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::vec::Vec as OgVec;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `zallocators` (lib) generated 2 warnings (run `cargo fix --lib -p zallocators` to apply 2 suggestions)
[INFO] [stderr] warning: `zallocators` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/zallocators-7698b4be779f245f)
[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] [stderr]    Doc-tests zallocators
[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" "ff6251fad0951ddf13fd32d3e65ad9ad62359bc2edb1e4d0d0120585dbf77d52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff6251fad0951ddf13fd32d3e65ad9ad62359bc2edb1e4d0d0120585dbf77d52", kill_on_drop: false }`
[INFO] [stdout] ff6251fad0951ddf13fd32d3e65ad9ad62359bc2edb1e4d0d0120585dbf77d52