[INFO] fetching crate spfr 0.0.4...
[INFO] building spfr-0.0.4 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate spfr 0.0.4 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate spfr 0.0.4
[INFO] finished tweaking crates.io crate spfr 0.0.4
[INFO] tweaked toml for crates.io crate spfr 0.0.4 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate spfr 0.0.4 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate spfr 0.0.4 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-task v0.3.17
[INFO] [stderr]   Downloaded trust-dns-resolver v0.20.3
[INFO] [stderr]   Downloaded tracing-attributes v0.1.18
[INFO] [stderr]   Downloaded tracing-serde v0.1.2
[INFO] [stderr]   Downloaded thread_local v1.1.3
[INFO] [stderr]   Downloaded instant v0.1.11
[INFO] [stderr]   Downloaded tracing-log v0.1.2
[INFO] [stderr]   Downloaded structopt-derive v0.4.16
[INFO] [stderr]   Downloaded anyhow v1.0.44
[INFO] [stderr]   Downloaded structopt v0.3.23
[INFO] [stderr]   Downloaded syn v1.0.80
[INFO] [stderr]   Downloaded tinyvec v1.5.0
[INFO] [stderr]   Downloaded sharded-slab v0.1.3
[INFO] [stderr]   Downloaded serde_yaml v0.8.21
[INFO] [stderr]   Downloaded futures-util v0.3.17
[INFO] [stderr]   Downloaded trust-dns-proto v0.20.3
[INFO] [stderr]   Downloaded tracing-core v0.1.21
[INFO] [stderr]   Downloaded widestring v0.4.3
[INFO] [stderr]   Downloaded futures-channel v0.3.17
[INFO] [stderr]   Downloaded unicode-bidi v0.3.7
[INFO] [stderr]   Downloaded ipconfig v0.2.2
[INFO] [stderr]   Downloaded lock_api v0.4.5
[INFO] [stderr]   Downloaded tracing v0.1.29
[INFO] [stderr]   Downloaded tokio v1.12.0
[INFO] [stderr]   Downloaded futures-io v0.3.17
[INFO] [stderr]   Downloaded jacklog v0.0.8
[INFO] [stderr]   Downloaded enum-as-inner v0.3.3
[INFO] [stderr]   Downloaded futures-core v0.3.17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 105ca08915ca2f33e2cf55f2f2e414eb2412fab8ad08c80a23e24a7444d1ed05
[INFO] running `Command { std: "docker" "start" "-a" "105ca08915ca2f33e2cf55f2f2e414eb2412fab8ad08c80a23e24a7444d1ed05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "105ca08915ca2f33e2cf55f2f2e414eb2412fab8ad08c80a23e24a7444d1ed05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "105ca08915ca2f33e2cf55f2f2e414eb2412fab8ad08c80a23e24a7444d1ed05", kill_on_drop: false }`
[INFO] [stdout] 105ca08915ca2f33e2cf55f2f2e414eb2412fab8ad08c80a23e24a7444d1ed05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e637789ea8f28e5f0c95982cb7aa51129ba85b12a9d4f5322431b18147b511ca
[INFO] running `Command { std: "docker" "start" "-a" "e637789ea8f28e5f0c95982cb7aa51129ba85b12a9d4f5322431b18147b511ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling smallvec v1.7.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling tracing-core v0.1.21
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling tinyvec v1.5.0
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling tokio v1.12.0
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]    Compiling unicode-bidi v0.3.7
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling instant v0.1.11
[INFO] [stderr]    Compiling slab v0.4.4
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling tracing-log v0.1.2
[INFO] [stderr]    Compiling sharded-slab v0.1.3
[INFO] [stderr]    Compiling data-encoding v2.3.2
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling futures-io v0.3.17
[INFO] [stderr]    Compiling anyhow v1.0.44
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling lru-cache v0.1.2
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling resolv-conf v0.7.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling structopt-derive v0.4.16
[INFO] [stderr]    Compiling tracing v0.1.29
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling trust-dns-proto v0.20.3
[INFO] [stderr]    Compiling structopt v0.3.23
[INFO] [stderr]    Compiling trust-dns-resolver v0.20.3
[INFO] [stderr]    Compiling tracing-serde v0.1.2
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling serde_yaml v0.8.21
[INFO] [stderr]    Compiling tracing-subscriber v0.2.25
[INFO] [stderr]    Compiling jacklog v0.0.8
[INFO] [stderr]    Compiling spfr v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 34.80s
[INFO] running `Command { std: "docker" "inspect" "e637789ea8f28e5f0c95982cb7aa51129ba85b12a9d4f5322431b18147b511ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e637789ea8f28e5f0c95982cb7aa51129ba85b12a9d4f5322431b18147b511ca", kill_on_drop: false }`
[INFO] [stdout] e637789ea8f28e5f0c95982cb7aa51129ba85b12a9d4f5322431b18147b511ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81a64c482ef11081d72f8c38bb3880493f2597281f92b344a883d149e18df803
[INFO] running `Command { std: "docker" "start" "-a" "81a64c482ef11081d72f8c38bb3880493f2597281f92b344a883d149e18df803", kill_on_drop: false }`
[INFO] [stderr]    Compiling spfr v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "81a64c482ef11081d72f8c38bb3880493f2597281f92b344a883d149e18df803", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81a64c482ef11081d72f8c38bb3880493f2597281f92b344a883d149e18df803", kill_on_drop: false }`
[INFO] [stdout] 81a64c482ef11081d72f8c38bb3880493f2597281f92b344a883d149e18df803