[INFO] fetching crate prf 0.1.0...
[INFO] testing prf-0.1.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate prf 0.1.0 into /workspace/builds/worker-26/source
[INFO] validating manifest of crates.io crate prf 0.1.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate prf 0.1.0
[INFO] finished tweaking crates.io crate prf 0.1.0
[INFO] tweaked toml for crates.io crate prf 0.1.0 written to /workspace/builds/worker-26/source/Cargo.toml
[INFO] crate crates.io crate prf 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 78c74a3eb69f43214fcfec02a7394bd7c16761b830c2a5ef942912c6849e194c
[INFO] running `Command { std: "docker" "start" "-a" "78c74a3eb69f43214fcfec02a7394bd7c16761b830c2a5ef942912c6849e194c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "78c74a3eb69f43214fcfec02a7394bd7c16761b830c2a5ef942912c6849e194c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78c74a3eb69f43214fcfec02a7394bd7c16761b830c2a5ef942912c6849e194c", kill_on_drop: false }`
[INFO] [stdout] 78c74a3eb69f43214fcfec02a7394bd7c16761b830c2a5ef942912c6849e194c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9931b14d974cde725853862028a15b5d2b8620e41522883bafd2a4d35002985
[INFO] running `Command { std: "docker" "start" "-a" "b9931b14d974cde725853862028a15b5d2b8620e41522883bafd2a4d35002985", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cc v1.0.47
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling syn v1.0.9
[INFO] [stderr]    Compiling futures-sink-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling futures-io-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]    Compiling smallvec v1.0.0
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling curl v0.4.25
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling isahc v0.7.6
[INFO] [stderr]    Compiling mime v0.3.14
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling dtoa v0.4.4
[INFO] [stderr]    Compiling futures-core v0.3.1
[INFO] [stderr]    Compiling anyhow v1.0.25
[INFO] [stderr]    Compiling once_cell v1.2.0
[INFO] [stderr]    Compiling pin-project-lite v0.1.1
[INFO] [stderr]    Compiling futures-timer v2.0.2
[INFO] [stderr]    Compiling futures-io v0.3.1
[INFO] [stderr]    Compiling num_cpus v1.11.1
[INFO] [stderr]    Compiling socket2 v0.3.11
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling async-task v1.0.0
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling crossbeam-channel v0.4.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.11
[INFO] [stderr]    Compiling futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling async-macros v2.0.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling http v0.1.20
[INFO] [stderr]    Compiling sluice v0.4.2
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling kv-log-macro v1.0.4
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.2
[INFO] [stderr]    Compiling openssl-sys v0.9.53
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling curl-sys v0.4.24
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling mime_guess v2.0.1
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling async-std v1.2.0
[INFO] [stderr]    Compiling url v2.1.0
[INFO] [stderr]    Compiling futures-executor-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling futures-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling serde_derive v1.0.103
[INFO] [stderr]    Compiling serde_json v1.0.42
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling surf v1.0.3
[INFO] [stderr]    Compiling prf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.74s
[INFO] running `Command { std: "docker" "inspect" "b9931b14d974cde725853862028a15b5d2b8620e41522883bafd2a4d35002985", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9931b14d974cde725853862028a15b5d2b8620e41522883bafd2a4d35002985", kill_on_drop: false }`
[INFO] [stdout] b9931b14d974cde725853862028a15b5d2b8620e41522883bafd2a4d35002985
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d03f6459df6ba9cd7c71949c98057dbe5a94e54791731176941f17955b28446
[INFO] running `Command { std: "docker" "start" "-a" "5d03f6459df6ba9cd7c71949c98057dbe5a94e54791731176941f17955b28446", kill_on_drop: false }`
[INFO] [stderr]    Compiling prf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "5d03f6459df6ba9cd7c71949c98057dbe5a94e54791731176941f17955b28446", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d03f6459df6ba9cd7c71949c98057dbe5a94e54791731176941f17955b28446", kill_on_drop: false }`
[INFO] [stdout] 5d03f6459df6ba9cd7c71949c98057dbe5a94e54791731176941f17955b28446
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ffb3ccb9047980216276e97139656e9cde4686e1cb66fe07e632cca553ee80e4
[INFO] running `Command { std: "docker" "start" "-a" "ffb3ccb9047980216276e97139656e9cde4686e1cb66fe07e632cca553ee80e4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/prf-1f8ba13db080030f)
[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" "ffb3ccb9047980216276e97139656e9cde4686e1cb66fe07e632cca553ee80e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffb3ccb9047980216276e97139656e9cde4686e1cb66fe07e632cca553ee80e4", kill_on_drop: false }`
[INFO] [stdout] ffb3ccb9047980216276e97139656e9cde4686e1cb66fe07e632cca553ee80e4