[INFO] fetching crate bresenham 0.1.1...
[INFO] checking bresenham-0.1.1 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate bresenham 0.1.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate bresenham 0.1.1 on toolchain 80399064afa4a2cd153f30d02c25f7ea0383ed65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bresenham 0.1.1
[INFO] finished tweaking crates.io crate bresenham 0.1.1
[INFO] tweaked toml for crates.io crate bresenham 0.1.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0446979f00e1f7cd9f505b7e2d083b20ea46b3153403e5d3baed90250c4e55c0
[INFO] running `Command { std: "docker" "start" "-a" "0446979f00e1f7cd9f505b7e2d083b20ea46b3153403e5d3baed90250c4e55c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0446979f00e1f7cd9f505b7e2d083b20ea46b3153403e5d3baed90250c4e55c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0446979f00e1f7cd9f505b7e2d083b20ea46b3153403e5d3baed90250c4e55c0", kill_on_drop: false }`
[INFO] [stdout] 0446979f00e1f7cd9f505b7e2d083b20ea46b3153403e5d3baed90250c4e55c0
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2022f0d1133e798cc0a2a9409d4f3cd1df6986d2795bcbf42dbb78fd504ae923
[INFO] running `Command { std: "docker" "start" "-a" "2022f0d1133e798cc0a2a9409d4f3cd1df6986d2795bcbf42dbb78fd504ae923", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition
[INFO] [stderr]     Checking bresenham v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Iterator` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | use core::iter::Iterator;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/80399064afa4a2cd153f30d02c25f7ea0383ed65/library/core/src/prelude/mod.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Iterator` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Iterator` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | use core::iter::Iterator;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/80399064afa4a2cd153f30d02c25f7ea0383ed65/library/core/src/prelude/mod.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Iterator` is already defined here
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2022f0d1133e798cc0a2a9409d4f3cd1df6986d2795bcbf42dbb78fd504ae923", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2022f0d1133e798cc0a2a9409d4f3cd1df6986d2795bcbf42dbb78fd504ae923", kill_on_drop: false }`
[INFO] [stdout] 2022f0d1133e798cc0a2a9409d4f3cd1df6986d2795bcbf42dbb78fd504ae923
