[INFO] fetching crate handshakes 0.3.0...
[INFO] checking handshakes-0.3.0 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate handshakes 0.3.0 into /workspace/builds/worker-81/source
[INFO] validating manifest of crates.io crate handshakes 0.3.0 on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate handshakes 0.3.0
[INFO] finished tweaking crates.io crate handshakes 0.3.0
[INFO] tweaked toml for crates.io crate handshakes 0.3.0 written to /workspace/builds/worker-81/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b4cf1ac83635d48f52f0b0e2e479d11958c370d31433e816b0b7e0969d749fe
[INFO] running `Command { std: "docker" "start" "-a" "6b4cf1ac83635d48f52f0b0e2e479d11958c370d31433e816b0b7e0969d749fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b4cf1ac83635d48f52f0b0e2e479d11958c370d31433e816b0b7e0969d749fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b4cf1ac83635d48f52f0b0e2e479d11958c370d31433e816b0b7e0969d749fe", kill_on_drop: false }`
[INFO] [stdout] 6b4cf1ac83635d48f52f0b0e2e479d11958c370d31433e816b0b7e0969d749fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7227b93d3a33a4773c2c38ab40aef938be52e3cfdb81ae97648534d25ad5743a
[INFO] running `Command { std: "docker" "start" "-a" "7227b93d3a33a4773c2c38ab40aef938be52e3cfdb81ae97648534d25ad5743a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]     Checking const-oid v0.6.0
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking cpufeatures v0.1.5
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking zeroize v1.4.1
[INFO] [stderr]     Checking base58 v0.1.0
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking bech32 v0.7.3
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking bs58 v0.4.0
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking der v0.4.1
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking spki v0.4.0
[INFO] [stderr]     Checking pkcs8 v0.7.5
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]     Checking ff v0.10.1
[INFO] [stderr]     Checking group v0.10.0
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.11.1
[INFO] [stderr]     Checking crypto-bigint v0.2.2
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking sha2 v0.9.5
[INFO] [stderr]     Checking hmac v0.11.0
[INFO] [stderr]     Checking signature v1.3.1
[INFO] [stderr]     Checking ripemd160 v0.9.1
[INFO] [stderr]     Checking blake2 v0.9.1
[INFO] [stderr]     Checking sha3 v0.9.1
[INFO] [stderr]     Checking base58check v0.1.0
[INFO] [stderr]     Checking elliptic-curve v0.10.5
[INFO] [stderr]     Checking ecdsa v0.12.4
[INFO] [stderr]     Checking k256 v0.9.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking coins-core v0.2.2
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking coins-core v0.3.0
[INFO] [stderr]     Checking coins-bip32 v0.3.0
[INFO] [stderr]     Checking bitcoins v0.3.0
[INFO] [stderr]     Checking handshakes v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.06s
[INFO] running `Command { std: "docker" "inspect" "7227b93d3a33a4773c2c38ab40aef938be52e3cfdb81ae97648534d25ad5743a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7227b93d3a33a4773c2c38ab40aef938be52e3cfdb81ae97648534d25ad5743a", kill_on_drop: false }`
[INFO] [stdout] 7227b93d3a33a4773c2c38ab40aef938be52e3cfdb81ae97648534d25ad5743a