[INFO] fetching crate loco-protocol 2.0.2...
[INFO] checking loco-protocol-2.0.2 against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] extracting crate loco-protocol 2.0.2 into /workspace/builds/worker-56/source
[INFO] validating manifest of crates.io crate loco-protocol 2.0.2 on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate loco-protocol 2.0.2
[INFO] finished tweaking crates.io crate loco-protocol 2.0.2
[INFO] tweaked toml for crates.io crate loco-protocol 2.0.2 written to /workspace/builds/worker-56/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "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 base64ct v1.1.0
[INFO] [stderr]   Downloaded pkcs8 v0.7.6
[INFO] [stderr]   Downloaded crypto-bigint v0.2.9
[INFO] [stderr]   Downloaded spki v0.4.1
[INFO] [stderr]   Downloaded pkcs1 v0.2.4
[INFO] [stderr]   Downloaded pem-rfc7468 v0.2.2
[INFO] [stderr]   Downloaded const-oid v0.6.1
[INFO] [stderr]   Downloaded der v0.4.3
[INFO] [stderr]   Downloaded libaes v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c741e7d12d212cfacc2005ad9e8d1dbc96cf578cfcb79e4023eac3b1aa447696
[INFO] running `Command { std: "docker" "start" "-a" "c741e7d12d212cfacc2005ad9e8d1dbc96cf578cfcb79e4023eac3b1aa447696", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c741e7d12d212cfacc2005ad9e8d1dbc96cf578cfcb79e4023eac3b1aa447696", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c741e7d12d212cfacc2005ad9e8d1dbc96cf578cfcb79e4023eac3b1aa447696", kill_on_drop: false }`
[INFO] [stdout] c741e7d12d212cfacc2005ad9e8d1dbc96cf578cfcb79e4023eac3b1aa447696
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e78eb019e32c0a735a4cbeafda88a99fb42d69ce8819f5572307f2c2e4d1c91a
[INFO] running `Command { std: "docker" "start" "-a" "e78eb019e32c0a735a4cbeafda88a99fb42d69ce8819f5572307f2c2e4d1c91a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking const-oid v0.6.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]     Checking base64ct v1.1.0
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking cpufeatures v0.2.1
[INFO] [stderr]     Checking libaes v0.6.1
[INFO] [stderr]    Compiling num-bigint-dig v0.7.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking pem-rfc7468 v0.2.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking crypto-bigint v0.2.9
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking sha-1 v0.9.8
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking der v0.4.3
[INFO] [stderr]     Checking spki v0.4.1
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling zeroize_derive v1.1.0
[INFO] [stderr]     Checking zeroize v1.4.1
[INFO] [stderr]     Checking pkcs1 v0.2.4
[INFO] [stderr]     Checking pkcs8 v0.7.6
[INFO] [stderr]     Checking rsa v0.5.0
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking loco-protocol v2.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.39s
[INFO] running `Command { std: "docker" "inspect" "e78eb019e32c0a735a4cbeafda88a99fb42d69ce8819f5572307f2c2e4d1c91a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e78eb019e32c0a735a4cbeafda88a99fb42d69ce8819f5572307f2c2e4d1c91a", kill_on_drop: false }`
[INFO] [stdout] e78eb019e32c0a735a4cbeafda88a99fb42d69ce8819f5572307f2c2e4d1c91a