[INFO] fetching crate exmex 0.9.1...
[INFO] checking exmex-0.9.1 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] extracting crate exmex 0.9.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate exmex 0.9.1 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate exmex 0.9.1
[INFO] finished tweaking crates.io crate exmex 0.9.1
[INFO] tweaked toml for crates.io crate exmex 0.9.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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 fasteval v0.2.4
[INFO] [stderr]   Downloaded rsc v2.0.0
[INFO] [stderr]   Downloaded evalexpr v6.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 348b933b62b4b5fcecd6b0346abc38b373c6fc0bea2bdb2413ec50a2b561f582
[INFO] running `Command { std: "docker" "start" "-a" "348b933b62b4b5fcecd6b0346abc38b373c6fc0bea2bdb2413ec50a2b561f582", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "348b933b62b4b5fcecd6b0346abc38b373c6fc0bea2bdb2413ec50a2b561f582", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "348b933b62b4b5fcecd6b0346abc38b373c6fc0bea2bdb2413ec50a2b561f582", kill_on_drop: false }`
[INFO] [stdout] 348b933b62b4b5fcecd6b0346abc38b373c6fc0bea2bdb2413ec50a2b561f582
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1578f89683e8a3922e451517a1dec932b106013fd383a4c5c42d56b4f8a0c2dc
[INFO] running `Command { std: "docker" "start" "-a" "1578f89683e8a3922e451517a1dec932b106013fd383a4c5c42d56b4f8a0c2dc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking nom v1.2.4
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking evalexpr v6.5.0
[INFO] [stderr]     Checking fasteval v0.2.4
[INFO] [stderr]     Checking rsc v2.0.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking memchr v2.4.1
[INFO] [stderr]     Checking meval v0.2.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking plotters v0.3.1
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking criterion v0.3.5
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]     Checking exmex v0.9.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.03s
[INFO] running `Command { std: "docker" "inspect" "1578f89683e8a3922e451517a1dec932b106013fd383a4c5c42d56b4f8a0c2dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1578f89683e8a3922e451517a1dec932b106013fd383a4c5c42d56b4f8a0c2dc", kill_on_drop: false }`
[INFO] [stdout] 1578f89683e8a3922e451517a1dec932b106013fd383a4c5c42d56b4f8a0c2dc