[INFO] fetching crate hash2field 0.2.0...
[INFO] checking hash2field-0.2.0 against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] extracting crate hash2field 0.2.0 into /workspace/builds/worker-60/source
[INFO] validating manifest of crates.io crate hash2field 0.2.0 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 hash2field 0.2.0
[INFO] finished tweaking crates.io crate hash2field 0.2.0
[INFO] tweaked toml for crates.io crate hash2field 0.2.0 written to /workspace/builds/worker-60/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]  Downloading crates ...
[INFO] [stderr]   Downloaded crypto-mac v0.11.1
[INFO] [stderr]   Downloaded hmac v0.11.0
[INFO] [stderr]   Downloaded signature v1.3.1
[INFO] [stderr]   Downloaded spki v0.3.0
[INFO] [stderr]   Downloaded pkcs8 v0.6.1
[INFO] [stderr]   Downloaded ecdsa v0.11.1
[INFO] [stderr]   Downloaded ff v0.9.0
[INFO] [stderr]   Downloaded radium v0.6.2
[INFO] [stderr]   Downloaded group v0.9.0
[INFO] [stderr]   Downloaded der v0.3.5
[INFO] [stderr]   Downloaded elliptic-curve v0.9.12
[INFO] [stderr]   Downloaded k256 v0.8.1
[INFO] [stderr]   Downloaded const-oid v0.5.2
[INFO] [stderr]   Downloaded bitvec v0.20.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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] 26766b5251362efe321733825822e5eba22bbee6d3afca1b61a442ae1c02a8d8
[INFO] running `Command { std: "docker" "start" "-a" "26766b5251362efe321733825822e5eba22bbee6d3afca1b61a442ae1c02a8d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26766b5251362efe321733825822e5eba22bbee6d3afca1b61a442ae1c02a8d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26766b5251362efe321733825822e5eba22bbee6d3afca1b61a442ae1c02a8d8", kill_on_drop: false }`
[INFO] [stdout] 26766b5251362efe321733825822e5eba22bbee6d3afca1b61a442ae1c02a8d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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] eb19016d3c32f966c3e30ef4c85fc21257274546b98ad42f29067f5b3ef226e9
[INFO] running `Command { std: "docker" "start" "-a" "eb19016d3c32f966c3e30ef4c85fc21257274546b98ad42f29067f5b3ef226e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking const-oid v0.5.2
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]     Checking zeroize v1.4.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking cpufeatures v0.1.5
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling generic-array v0.14.4
[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]     Checking bitvec v0.20.4
[INFO] [stderr]     Checking der v0.3.5
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.11.1
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking signature v1.3.1
[INFO] [stderr]     Checking hmac v0.11.0
[INFO] [stderr]     Checking sha2 v0.9.5
[INFO] [stderr]     Checking spki v0.3.0
[INFO] [stderr]     Checking pkcs8 v0.6.1
[INFO] [stderr]     Checking ff v0.9.0
[INFO] [stderr]     Checking group v0.9.0
[INFO] [stderr]     Checking elliptic-curve v0.9.12
[INFO] [stderr]     Checking ecdsa v0.11.1
[INFO] [stderr]     Checking hash2field v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking k256 v0.8.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.04s
[INFO] running `Command { std: "docker" "inspect" "eb19016d3c32f966c3e30ef4c85fc21257274546b98ad42f29067f5b3ef226e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb19016d3c32f966c3e30ef4c85fc21257274546b98ad42f29067f5b3ef226e9", kill_on_drop: false }`
[INFO] [stdout] eb19016d3c32f966c3e30ef4c85fc21257274546b98ad42f29067f5b3ef226e9