[INFO] fetching crate witchcraft-log 5.0.0-rc1...
[INFO] building witchcraft-log-5.0.0-rc1 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate witchcraft-log 5.0.0-rc1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate witchcraft-log 5.0.0-rc1
[INFO] finished tweaking crates.io crate witchcraft-log 5.0.0-rc1
[INFO] tweaked toml for crates.io crate witchcraft-log 5.0.0-rc1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate witchcraft-log 5.0.0-rc1 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate witchcraft-log 5.0.0-rc1 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded staged-builder v0.2.0
[INFO] [stderr]   Downloaded structmeta-derive v0.3.0
[INFO] [stderr]   Downloaded ordered-float v5.0.0
[INFO] [stderr]   Downloaded structmeta v0.3.0
[INFO] [stderr]   Downloaded educe v0.5.11
[INFO] [stderr]   Downloaded cc v1.2.31
[INFO] [stderr]   Downloaded staged-builder-internals v0.2.0
[INFO] [stderr]   Downloaded conjure-error v5.0.0-rc3
[INFO] [stderr]   Downloaded conjure-object v5.0.0-rc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d38a3d5cf65911c9d494ae7e7a987fb6e5d0cccd2371ddb267758f7d65f0680a
[INFO] running `Command { std: "docker" "start" "-a" "d38a3d5cf65911c9d494ae7e7a987fb6e5d0cccd2371ddb267758f7d65f0680a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d38a3d5cf65911c9d494ae7e7a987fb6e5d0cccd2371ddb267758f7d65f0680a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d38a3d5cf65911c9d494ae7e7a987fb6e5d0cccd2371ddb267758f7d65f0680a", kill_on_drop: false }`
[INFO] [stdout] d38a3d5cf65911c9d494ae7e7a987fb6e5d0cccd2371ddb267758f7d65f0680a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9cc72fb8e9fc7f1e6c062566ddeff8893189da8f70b41380c1f73ae192742669
[INFO] running `Command { std: "docker" "start" "-a" "9cc72fb8e9fc7f1e6c062566ddeff8893189da8f70b41380c1f73ae192742669", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling iana-time-zone v0.1.63
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling structmeta-derive v0.3.0
[INFO] [stderr]    Compiling enum-ordinalize-derive v4.3.1
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling enum-ordinalize v4.3.0
[INFO] [stderr]    Compiling educe v0.5.11
[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]    Compiling structmeta v0.3.0
[INFO] [stderr]    Compiling staged-builder-internals v0.2.0
[INFO] [stderr]    Compiling staged-builder v0.2.0
[INFO] [stderr]    Compiling uuid v1.17.0
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling ordered-float v5.0.0
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling erased-serde v0.4.6
[INFO] [stderr]    Compiling conjure-object v5.0.0-rc3
[INFO] [stderr]    Compiling conjure-error v5.0.0-rc3
[INFO] [stderr]    Compiling witchcraft-log v5.0.0-rc1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.26s
[INFO] running `Command { std: "docker" "inspect" "9cc72fb8e9fc7f1e6c062566ddeff8893189da8f70b41380c1f73ae192742669", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cc72fb8e9fc7f1e6c062566ddeff8893189da8f70b41380c1f73ae192742669", kill_on_drop: false }`
[INFO] [stdout] 9cc72fb8e9fc7f1e6c062566ddeff8893189da8f70b41380c1f73ae192742669
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 54bd1b00bb326ff3ee29a4060a69f394d8ebe4d43585c18a64f7feaf2a9a33fa
[INFO] running `Command { std: "docker" "start" "-a" "54bd1b00bb326ff3ee29a4060a69f394d8ebe4d43585c18a64f7feaf2a9a33fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling slab v0.4.10
[INFO] [stderr]    Compiling ordered-float v2.10.1
[INFO] [stderr]    Compiling serde_test v1.0.177
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling serde-value v0.7.0
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling witchcraft-log v5.0.0-rc1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.22s
[INFO] running `Command { std: "docker" "inspect" "54bd1b00bb326ff3ee29a4060a69f394d8ebe4d43585c18a64f7feaf2a9a33fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54bd1b00bb326ff3ee29a4060a69f394d8ebe4d43585c18a64f7feaf2a9a33fa", kill_on_drop: false }`
[INFO] [stdout] 54bd1b00bb326ff3ee29a4060a69f394d8ebe4d43585c18a64f7feaf2a9a33fa