[INFO] fetching crate math2d 0.2.0-alpha8...
[INFO] checking math2d-0.2.0-alpha8 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate math2d 0.2.0-alpha8 into /workspace/builds/worker-118/source
[INFO] validating manifest of crates.io crate math2d 0.2.0-alpha8 on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate math2d 0.2.0-alpha8
[INFO] finished tweaking crates.io crate math2d 0.2.0-alpha8
[INFO] tweaked toml for crates.io crate math2d 0.2.0-alpha8 written to /workspace/builds/worker-118/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded kurbo v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7eb441d5e6171d06a69c995396acaac0725ec5b7d314bae9d05ab069f68ce93b
[INFO] running `Command { std: "docker" "start" "-a" "7eb441d5e6171d06a69c995396acaac0725ec5b7d314bae9d05ab069f68ce93b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7eb441d5e6171d06a69c995396acaac0725ec5b7d314bae9d05ab069f68ce93b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7eb441d5e6171d06a69c995396acaac0725ec5b7d314bae9d05ab069f68ce93b", kill_on_drop: false }`
[INFO] [stdout] 7eb441d5e6171d06a69c995396acaac0725ec5b7d314bae9d05ab069f68ce93b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66f6ba6ddefd4d552f9d0aebbb3b49ebf1021327189d8f9e7e3c3974666a61bd
[INFO] running `Command { std: "docker" "start" "-a" "66f6ba6ddefd4d552f9d0aebbb3b49ebf1021327189d8f9e7e3c3974666a61bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking math2d v0.2.0-alpha8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/color.rs:189:46
[INFO] [stdout]     |
[INFO] [stdout] 189 |         write!(fmt, "{}", std::error::Error::description(self))
[INFO] [stdout]     |                                              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/color.rs:189:46
[INFO] [stdout]     |
[INFO] [stdout] 189 |         write!(fmt, "{}", std::error::Error::description(self))
[INFO] [stdout]     |                                              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.27s
[INFO] running `Command { std: "docker" "inspect" "66f6ba6ddefd4d552f9d0aebbb3b49ebf1021327189d8f9e7e3c3974666a61bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66f6ba6ddefd4d552f9d0aebbb3b49ebf1021327189d8f9e7e3c3974666a61bd", kill_on_drop: false }`
[INFO] [stdout] 66f6ba6ddefd4d552f9d0aebbb3b49ebf1021327189d8f9e7e3c3974666a61bd