[INFO] fetching crate sip-codec 0.1.0...
[INFO] checking sip-codec-0.1.0 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] extracting crate sip-codec 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate sip-codec 0.1.0 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 sip-codec 0.1.0
[INFO] finished tweaking crates.io crate sip-codec 0.1.0
[INFO] tweaked toml for crates.io crate sip-codec 0.1.0 written to /workspace/builds/worker-2/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] e488c3ce58a6ea9b24d187bc7909d5f037f5078d542a0b302b2e3d9c10ed1f24
[INFO] running `Command { std: "docker" "start" "-a" "e488c3ce58a6ea9b24d187bc7909d5f037f5078d542a0b302b2e3d9c10ed1f24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e488c3ce58a6ea9b24d187bc7909d5f037f5078d542a0b302b2e3d9c10ed1f24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e488c3ce58a6ea9b24d187bc7909d5f037f5078d542a0b302b2e3d9c10ed1f24", kill_on_drop: false }`
[INFO] [stdout] e488c3ce58a6ea9b24d187bc7909d5f037f5078d542a0b302b2e3d9c10ed1f24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] a6a7759a86b5f184669b274119064e6bbb8070b7d5b4176f9198deffcad8acfb
[INFO] running `Command { std: "docker" "start" "-a" "a6a7759a86b5f184669b274119064e6bbb8070b7d5b4176f9198deffcad8acfb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking gimli v0.25.0
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]     Checking rustc-demangle v0.1.20
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking object v0.26.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking addr2line v0.16.0
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking sip-codec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.80s
[INFO] running `Command { std: "docker" "inspect" "a6a7759a86b5f184669b274119064e6bbb8070b7d5b4176f9198deffcad8acfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6a7759a86b5f184669b274119064e6bbb8070b7d5b4176f9198deffcad8acfb", kill_on_drop: false }`
[INFO] [stdout] a6a7759a86b5f184669b274119064e6bbb8070b7d5b4176f9198deffcad8acfb