[INFO] fetching crate ibuilder 0.1.7...
[INFO] checking ibuilder-0.1.7 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] extracting crate ibuilder 0.1.7 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate ibuilder 0.1.7 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ibuilder 0.1.7
[INFO] finished tweaking crates.io crate ibuilder 0.1.7
[INFO] tweaked toml for crates.io crate ibuilder 0.1.7 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7db7bd2ffe6e6a1de5c9f425e8cf7f8c30b1db59e2d87ac02670ddbdf7956588
[INFO] running `Command { std: "docker" "start" "-a" "7db7bd2ffe6e6a1de5c9f425e8cf7f8c30b1db59e2d87ac02670ddbdf7956588", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7db7bd2ffe6e6a1de5c9f425e8cf7f8c30b1db59e2d87ac02670ddbdf7956588", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7db7bd2ffe6e6a1de5c9f425e8cf7f8c30b1db59e2d87ac02670ddbdf7956588", kill_on_drop: false }`
[INFO] [stdout] 7db7bd2ffe6e6a1de5c9f425e8cf7f8c30b1db59e2d87ac02670ddbdf7956588
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26ce043359a82829de0b82a3ffcaff398c39e1f8395c6a362edbfa60b8245043
[INFO] running `Command { std: "docker" "start" "-a" "26ce043359a82829de0b82a3ffcaff398c39e1f8395c6a362edbfa60b8245043", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling trybuild v1.0.42
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking object v0.25.3
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling ibuilder_derive v0.1.7
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking ibuilder v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde v1.0.126
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.24s
[INFO] running `Command { std: "docker" "inspect" "26ce043359a82829de0b82a3ffcaff398c39e1f8395c6a362edbfa60b8245043", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26ce043359a82829de0b82a3ffcaff398c39e1f8395c6a362edbfa60b8245043", kill_on_drop: false }`
[INFO] [stdout] 26ce043359a82829de0b82a3ffcaff398c39e1f8395c6a362edbfa60b8245043