[INFO] fetching crate libcras 99.1.0...
[INFO] testing libcras-99.1.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate libcras 99.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate libcras 99.1.0
[INFO] finished tweaking crates.io crate libcras 99.1.0
[INFO] tweaked toml for crates.io crate libcras 99.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate libcras 99.1.0 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] crate crates.io crate libcras 99.1.0 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded napi-sys v2.4.0
[INFO] [stderr]   Downloaded napi-derive-backend v1.0.75
[INFO] [stderr]   Downloaded napi-derive v2.16.13
[INFO] [stderr]   Downloaded napi v2.16.17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] bee6f6b2176786a2c505c75c6d48f962b10f08c8b23647d5a4add7b599c5441c
[INFO] running `Command { std: "docker" "start" "-a" "bee6f6b2176786a2c505c75c6d48f962b10f08c8b23647d5a4add7b599c5441c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bee6f6b2176786a2c505c75c6d48f962b10f08c8b23647d5a4add7b599c5441c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bee6f6b2176786a2c505c75c6d48f962b10f08c8b23647d5a4add7b599c5441c", kill_on_drop: false }`
[INFO] [stdout] bee6f6b2176786a2c505c75c6d48f962b10f08c8b23647d5a4add7b599c5441c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 1c5a9a3bcb662562a134dca7e3cc183bbaf630a8e6f1f74abf04cc7d041f7766
[INFO] running `Command { std: "docker" "start" "-a" "1c5a9a3bcb662562a134dca7e3cc183bbaf630a8e6f1f74abf04cc7d041f7766", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling napi-sys v2.4.0
[INFO] [stderr]    Compiling libcras v99.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]   --> build.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let output = Command::new("sh")
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: libcras@99.1.0: [POC] Dependency confusion proven - check /tmp/dep_confusion_*.txt
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling ctor v0.2.9
[INFO] [stderr]    Compiling napi v2.16.17
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.49s
[INFO] running `Command { std: "docker" "inspect" "1c5a9a3bcb662562a134dca7e3cc183bbaf630a8e6f1f74abf04cc7d041f7766", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c5a9a3bcb662562a134dca7e3cc183bbaf630a8e6f1f74abf04cc7d041f7766", kill_on_drop: false }`
[INFO] [stdout] 1c5a9a3bcb662562a134dca7e3cc183bbaf630a8e6f1f74abf04cc7d041f7766
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] db0d5f245c5d0d46bbe415ba3418840ccb80dd59b33285e27e8c33c211aa263e
[INFO] running `Command { std: "docker" "start" "-a" "db0d5f245c5d0d46bbe415ba3418840ccb80dd59b33285e27e8c33c211aa263e", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]   --> build.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let output = Command::new("sh")
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: libcras@99.1.0: [POC] Dependency confusion proven - check /tmp/dep_confusion_*.txt
[INFO] [stderr]    Compiling libcras v99.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "db0d5f245c5d0d46bbe415ba3418840ccb80dd59b33285e27e8c33c211aa263e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db0d5f245c5d0d46bbe415ba3418840ccb80dd59b33285e27e8c33c211aa263e", kill_on_drop: false }`
[INFO] [stdout] db0d5f245c5d0d46bbe415ba3418840ccb80dd59b33285e27e8c33c211aa263e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 87676429fbf4c7a1b4e7ccd69af82e4b8037ed49e7d66601588318ca5c0745f0
[INFO] running `Command { std: "docker" "start" "-a" "87676429fbf4c7a1b4e7ccd69af82e4b8037ed49e7d66601588318ca5c0745f0", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `output`
[INFO] [stderr]   --> build.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |     let output = Command::new("sh")
[INFO] [stderr]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `libcras` (build script) generated 1 warning
[INFO] [stderr] warning: libcras@99.1.0: [POC] Dependency confusion proven - check /tmp/dep_confusion_*.txt
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/libcras-71728b3e66da4ed9)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/libcras-89cfc22e19553096)
[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 libcras
[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] [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" "87676429fbf4c7a1b4e7ccd69af82e4b8037ed49e7d66601588318ca5c0745f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87676429fbf4c7a1b4e7ccd69af82e4b8037ed49e7d66601588318ca5c0745f0", kill_on_drop: false }`
[INFO] [stdout] 87676429fbf4c7a1b4e7ccd69af82e4b8037ed49e7d66601588318ca5c0745f0