[INFO] fetching crate puddle 0.1.0...
[INFO] testing puddle-0.1.0 against master#c5842b0be783dffa5a49693541acb79115c7eeef for pr-102570
[INFO] extracting crate puddle 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate puddle 0.1.0 on toolchain c5842b0be783dffa5a49693541acb79115c7eeef
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5842b0be783dffa5a49693541acb79115c7eeef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate puddle 0.1.0
[INFO] finished tweaking crates.io crate puddle 0.1.0
[INFO] tweaked toml for crates.io crate puddle 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5842b0be783dffa5a49693541acb79115c7eeef" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5842b0be783dffa5a49693541acb79115c7eeef" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+c5842b0be783dffa5a49693541acb79115c7eeef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e5feb474d2bbf487d74ccd5d420d0b7c15dc714fd5eaa1da0fb738221cd3589
[INFO] running `Command { std: "docker" "start" "-a" "0e5feb474d2bbf487d74ccd5d420d0b7c15dc714fd5eaa1da0fb738221cd3589", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e5feb474d2bbf487d74ccd5d420d0b7c15dc714fd5eaa1da0fb738221cd3589", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e5feb474d2bbf487d74ccd5d420d0b7c15dc714fd5eaa1da0fb738221cd3589", kill_on_drop: false }`
[INFO] [stdout] 0e5feb474d2bbf487d74ccd5d420d0b7c15dc714fd5eaa1da0fb738221cd3589
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+c5842b0be783dffa5a49693541acb79115c7eeef" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70857f57d3a611ec8af086c14f1be406e31596a2136d7b5694dd4892479c9c68
[INFO] running `Command { std: "docker" "start" "-a" "70857f57d3a611ec8af086c14f1be406e31596a2136d7b5694dd4892479c9c68", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling futures-io v0.3.25
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling event-listener v2.5.3
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling fastrand v1.8.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling cache-padded v1.2.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.12
[INFO] [stderr]    Compiling concurrent-queue v1.2.4
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]    Compiling async-task v4.3.0
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.9
[INFO] [stderr]    Compiling async-channel v1.7.1
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling polling v2.4.0
[INFO] [stderr]    Compiling async-io v1.10.0
[INFO] [stderr]    Compiling async-process v1.5.0
[INFO] [stderr]    Compiling concurrent-queue v2.0.0
[INFO] [stderr]    Compiling futures-lite v1.12.0
[INFO] [stderr]    Compiling socket2 v0.4.7
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling async-lock v2.6.0
[INFO] [stderr]    Compiling blocking v1.2.0
[INFO] [stderr]    Compiling async-executor v1.5.0
[INFO] [stderr]    Compiling ctor v0.1.26
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling async-global-executor v2.3.1
[INFO] [stderr]    Compiling async-std v1.12.0
[INFO] [stderr]    Compiling puddle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.91s
[INFO] running `Command { std: "docker" "inspect" "70857f57d3a611ec8af086c14f1be406e31596a2136d7b5694dd4892479c9c68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70857f57d3a611ec8af086c14f1be406e31596a2136d7b5694dd4892479c9c68", kill_on_drop: false }`
[INFO] [stdout] 70857f57d3a611ec8af086c14f1be406e31596a2136d7b5694dd4892479c9c68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+c5842b0be783dffa5a49693541acb79115c7eeef" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f70f3fa694eab7b963fa2a65814bb8e2366485bd139feb7f86faf1dfd4e1cec7
[INFO] running `Command { std: "docker" "start" "-a" "f70f3fa694eab7b963fa2a65814bb8e2366485bd139feb7f86faf1dfd4e1cec7", kill_on_drop: false }`
[INFO] [stderr]    Compiling puddle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "f70f3fa694eab7b963fa2a65814bb8e2366485bd139feb7f86faf1dfd4e1cec7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f70f3fa694eab7b963fa2a65814bb8e2366485bd139feb7f86faf1dfd4e1cec7", kill_on_drop: false }`
[INFO] [stdout] f70f3fa694eab7b963fa2a65814bb8e2366485bd139feb7f86faf1dfd4e1cec7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+c5842b0be783dffa5a49693541acb79115c7eeef" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6c3926012004ff4d16588b636cb6616f65d0e5dbea7e19760d07b8bac81a1f19
[INFO] running `Command { std: "docker" "start" "-a" "6c3926012004ff4d16588b636cb6616f65d0e5dbea7e19760d07b8bac81a1f19", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/puddle-627c9c1d1b50ca6b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests puddle
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6c3926012004ff4d16588b636cb6616f65d0e5dbea7e19760d07b8bac81a1f19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c3926012004ff4d16588b636cb6616f65d0e5dbea7e19760d07b8bac81a1f19", kill_on_drop: false }`
[INFO] [stdout] 6c3926012004ff4d16588b636cb6616f65d0e5dbea7e19760d07b8bac81a1f19