[INFO] fetching crate caldera 0.0.0-dev+1.4.338...
[INFO] checking caldera-0.0.0-dev+1.4.338 against master#7d8ebe3128fc87f3da1ad64240e63ccf07b8f0bd for pr-148190-1
[INFO] extracting crate caldera 0.0.0-dev+1.4.338 into /workspace/builds/worker-0-tc1/source
[INFO] removed /workspace/builds/worker-0-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate caldera 0.0.0-dev+1.4.338
[INFO] finished tweaking crates.io crate caldera 0.0.0-dev+1.4.338
[INFO] tweaked toml for crates.io crate caldera 0.0.0-dev+1.4.338 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate caldera 0.0.0-dev+1.4.338 on toolchain 7d8ebe3128fc87f3da1ad64240e63ccf07b8f0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7d8ebe3128fc87f3da1ad64240e63ccf07b8f0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate caldera 0.0.0-dev+1.4.338 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" "+7d8ebe3128fc87f3da1ad64240e63ccf07b8f0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quote v1.0.43
[INFO] [stderr]   Downloaded proc-macro2 v1.0.105
[INFO] [stderr]   Downloaded serde_spanned v1.0.4
[INFO] [stderr]   Downloaded target-triple v1.0.0
[INFO] [stderr]   Downloaded toml_writer v1.0.6+spec-1.1.0
[INFO] [stderr]   Downloaded winapi-util v0.1.11
[INFO] [stderr]   Downloaded trybuild v1.0.114
[INFO] [stderr]   Downloaded zmij v1.0.13
[INFO] [stderr]   Downloaded libloading v0.9.0
[INFO] [stderr]   Downloaded termcolor v1.4.1
[INFO] [stderr]   Downloaded toml v0.9.11+spec-1.1.0
[INFO] [stderr]   Downloaded toml_datetime v0.7.5+spec-1.1.0
[INFO] [stderr]   Downloaded toml_parser v1.0.6+spec-1.1.0
[INFO] [stderr]   Downloaded serde_json v1.0.149
[INFO] [stderr]   Downloaded winnow v0.7.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+7d8ebe3128fc87f3da1ad64240e63ccf07b8f0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe76187609c2d27c142b435874fe31167bd9127e63721d5a11e993476643a016
[INFO] running `Command { std: "docker" "start" "-a" "fe76187609c2d27c142b435874fe31167bd9127e63721d5a11e993476643a016", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe76187609c2d27c142b435874fe31167bd9127e63721d5a11e993476643a016", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe76187609c2d27c142b435874fe31167bd9127e63721d5a11e993476643a016", kill_on_drop: false }`
[INFO] [stdout] fe76187609c2d27c142b435874fe31167bd9127e63721d5a11e993476643a016
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+7d8ebe3128fc87f3da1ad64240e63ccf07b8f0bd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ebe50236a8bb80c4ab6d72fdab14b60f380a2ce8b0bd1b0e7bd0bdba0f43493
[INFO] running `Command { std: "docker" "start" "-a" "3ebe50236a8bb80c4ab6d72fdab14b60f380a2ce8b0bd1b0e7bd0bdba0f43493", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling proc-macro2 v1.0.105
[INFO] [stderr]    Compiling quote v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling zmij v1.0.13
[INFO] [stderr]     Checking winnow v0.7.14
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling target-triple v1.0.0
[INFO] [stderr]     Checking toml_writer v1.0.6+spec-1.1.0
[INFO] [stderr]    Compiling caldera v0.0.0-dev+1.4.338 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]     Checking itoa v1.0.17
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking glob v0.3.3
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]     Checking toml_parser v1.0.6+spec-1.1.0
[INFO] [stderr]     Checking serde_spanned v1.0.4
[INFO] [stderr]     Checking toml_datetime v0.7.5+spec-1.1.0
[INFO] [stderr]     Checking toml v0.9.11+spec-1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking trybuild v1.0.114
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.23s
[INFO] running `Command { std: "docker" "inspect" "3ebe50236a8bb80c4ab6d72fdab14b60f380a2ce8b0bd1b0e7bd0bdba0f43493", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ebe50236a8bb80c4ab6d72fdab14b60f380a2ce8b0bd1b0e7bd0bdba0f43493", kill_on_drop: false }`
[INFO] [stdout] 3ebe50236a8bb80c4ab6d72fdab14b60f380a2ce8b0bd1b0e7bd0bdba0f43493