[INFO] fetching crate saros 0.2.0...
[INFO] checking saros-0.2.0 against master#38352b01ae4af9300be03b805d6db68c45e51068 for pr-129864
[INFO] extracting crate saros 0.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate saros 0.2.0 on toolchain 38352b01ae4af9300be03b805d6db68c45e51068
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate saros 0.2.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate saros 0.2.0
[INFO] tweaked toml for crates.io crate saros 0.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate saros 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded derive_util v0.3.0
[INFO] [stderr]   Downloaded zerror v0.4.0
[INFO] [stderr]   Downloaded prototk v0.6.0
[INFO] [stderr]   Downloaded buffertk v0.6.0
[INFO] [stderr]   Downloaded prototk_derive v0.6.0
[INFO] [stderr]   Downloaded zerror v0.3.0
[INFO] [stderr]   Downloaded tatl v0.5.0
[INFO] [stderr]   Downloaded indicio v0.3.0
[INFO] [stderr]   Downloaded one_two_eight v0.4.0
[INFO] [stderr]   Downloaded biometrics v0.6.0
[INFO] [stderr]   Downloaded buffertk v0.5.0
[INFO] [stderr]   Downloaded prototk_derive v0.5.0
[INFO] [stderr]   Downloaded prototk v0.5.0
[INFO] [stderr]   Downloaded zerror_derive v0.3.0
[INFO] [stderr]   Downloaded zerror_core v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 889a3149a5f8160ede7fe36358462c69989dc22b80c4c3452e6c44ce0bd288f3
[INFO] running `Command { std: "docker" "start" "-a" "889a3149a5f8160ede7fe36358462c69989dc22b80c4c3452e6c44ce0bd288f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "889a3149a5f8160ede7fe36358462c69989dc22b80c4c3452e6c44ce0bd288f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "889a3149a5f8160ede7fe36358462c69989dc22b80c4c3452e6c44ce0bd288f3", kill_on_drop: false }`
[INFO] [stdout] 889a3149a5f8160ede7fe36358462c69989dc22b80c4c3452e6c44ce0bd288f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4cda5918407404a8b0ed1df53d4504084d52f94b54ac1b6ef1af8a5d30ab29a0
[INFO] running `Command { std: "docker" "start" "-a" "4cda5918407404a8b0ed1df53d4504084d52f94b54ac1b6ef1af8a5d30ab29a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling buffertk v0.5.0
[INFO] [stderr]     Checking zerror v0.3.0
[INFO] [stderr]    Compiling buffertk v0.6.0
[INFO] [stderr]     Checking zerror v0.4.0
[INFO] [stderr]     Checking biometrics v0.6.0
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling derive_util v0.3.0
[INFO] [stderr]    Compiling prototk_derive v0.5.0
[INFO] [stderr]    Compiling prototk_derive v0.6.0
[INFO] [stderr]    Compiling zerror_derive v0.3.0
[INFO] [stderr]     Checking prototk v0.6.0
[INFO] [stderr]     Checking prototk v0.5.0
[INFO] [stderr]     Checking one_two_eight v0.4.0
[INFO] [stderr]     Checking tatl v0.5.0
[INFO] [stderr]     Checking indicio v0.3.0
[INFO] [stderr]     Checking zerror_core v0.5.0
[INFO] [stderr]     Checking saros v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.88s
[INFO] running `Command { std: "docker" "inspect" "4cda5918407404a8b0ed1df53d4504084d52f94b54ac1b6ef1af8a5d30ab29a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cda5918407404a8b0ed1df53d4504084d52f94b54ac1b6ef1af8a5d30ab29a0", kill_on_drop: false }`
[INFO] [stdout] 4cda5918407404a8b0ed1df53d4504084d52f94b54ac1b6ef1af8a5d30ab29a0