[INFO] fetching crate skeptic 0.13.6...
[INFO] checking skeptic-0.13.6 against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] extracting crate skeptic 0.13.6 into /workspace/builds/worker-103/source
[INFO] validating manifest of crates.io crate skeptic 0.13.6 on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate skeptic 0.13.6
[INFO] finished tweaking crates.io crate skeptic 0.13.6
[INFO] tweaked toml for crates.io crate skeptic 0.13.6 written to /workspace/builds/worker-103/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unindent v0.1.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc3755e4c33b7caa6680868d2b0391b21184569374c2db49396d44880bd31b3b
[INFO] running `Command { std: "docker" "start" "-a" "bc3755e4c33b7caa6680868d2b0391b21184569374c2db49396d44880bd31b3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc3755e4c33b7caa6680868d2b0391b21184569374c2db49396d44880bd31b3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc3755e4c33b7caa6680868d2b0391b21184569374c2db49396d44880bd31b3b", kill_on_drop: false }`
[INFO] [stdout] bc3755e4c33b7caa6680868d2b0391b21184569374c2db49396d44880bd31b3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3031c714dcee6219500fcd02b99a5e2488d2c32c028c1033b77e8dfe7248514a
[INFO] running `Command { std: "docker" "start" "-a" "3031c714dcee6219500fcd02b99a5e2488d2c32c028c1033b77e8dfe7248514a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling serde_derive v1.0.129
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]    Compiling serde v1.0.129
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking ucd-trie v0.1.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking bytecount v0.6.2
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking unindent v0.1.7
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking semver-parser v0.10.2
[INFO] [stderr]     Checking pulldown-cmark v0.8.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking semver v0.11.0
[INFO] [stderr]     Checking cargo-platform v0.1.2
[INFO] [stderr]     Checking serde_json v1.0.66
[INFO] [stderr]     Checking cargo_metadata v0.12.3
[INFO] [stderr]     Checking skeptic v0.13.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.93s
[INFO] running `Command { std: "docker" "inspect" "3031c714dcee6219500fcd02b99a5e2488d2c32c028c1033b77e8dfe7248514a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3031c714dcee6219500fcd02b99a5e2488d2c32c028c1033b77e8dfe7248514a", kill_on_drop: false }`
[INFO] [stdout] 3031c714dcee6219500fcd02b99a5e2488d2c32c028c1033b77e8dfe7248514a