[INFO] fetching crate pwrsurge 0.3.1...
[INFO] checking pwrsurge-0.3.1 against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] extracting crate pwrsurge 0.3.1 into /workspace/builds/worker-78/source
[INFO] validating manifest of crates.io crate pwrsurge 0.3.1 on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pwrsurge 0.3.1
[INFO] finished tweaking crates.io crate pwrsurge 0.3.1
[INFO] tweaked toml for crates.io crate pwrsurge 0.3.1 written to /workspace/builds/worker-78/source/Cargo.toml
[INFO] crate crates.io crate pwrsurge 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-macro v0.3.8
[INFO] [stderr]   Downloaded cc v1.0.65
[INFO] [stderr]   Downloaded syn v1.0.51
[INFO] [stderr]   Downloaded proc-macro-nested v0.1.6
[INFO] [stderr]   Downloaded pin-project-internal v1.0.2
[INFO] [stderr]   Downloaded futures-core v0.3.8
[INFO] [stderr]   Downloaded futures-task v0.3.8
[INFO] [stderr]   Downloaded rust-ini v0.10.3
[INFO] [stderr]   Downloaded pin-project v1.0.2
[INFO] [stderr]   Downloaded futures-util v0.3.8
[INFO] [stderr]   Downloaded socket2 v0.3.17
[INFO] [stderr]   Downloaded libc v0.2.80
[INFO] [stderr]   Downloaded buffering_nocopy_macro v0.2.2
[INFO] [stderr]   Downloaded buffering v0.5.0
[INFO] [stderr]   Downloaded pin-project-lite v0.2.0
[INFO] [stderr]   Downloaded mio v0.7.6
[INFO] [stderr]   Downloaded neli v0.5.1
[INFO] [stderr]   Downloaded tokio v0.3.4
[INFO] [stderr]   Downloaded bytes v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3273207c084b932314943381d96d9faf22689b06c5081c345052e95d3a3b7227
[INFO] running `Command { std: "docker" "start" "-a" "3273207c084b932314943381d96d9faf22689b06c5081c345052e95d3a3b7227", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3273207c084b932314943381d96d9faf22689b06c5081c345052e95d3a3b7227", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3273207c084b932314943381d96d9faf22689b06c5081c345052e95d3a3b7227", kill_on_drop: false }`
[INFO] [stdout] 3273207c084b932314943381d96d9faf22689b06c5081c345052e95d3a3b7227
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74bd6ecc9b369973faeca3a1f9d211678b49062d6f90fbf2c59f46a9499ee80c
[INFO] running `Command { std: "docker" "start" "-a" "74bd6ecc9b369973faeca3a1f9d211678b49062d6f90fbf2c59f46a9499ee80c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.51
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking futures-core v0.3.8
[INFO] [stderr]    Compiling cc v1.0.65
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking bytes v0.6.0
[INFO] [stderr]     Checking pin-project-lite v0.2.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking rust-ini v0.10.3
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking futures-task v0.3.8
[INFO] [stderr]    Compiling tokio v0.3.4
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]     Checking mio v0.7.6
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling buffering_nocopy_macro v0.2.2
[INFO] [stderr]     Checking buffering v0.5.0
[INFO] [stderr]     Checking pin-project v1.0.2
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking neli v0.5.1
[INFO] [stderr]     Checking pwrsurge v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.95s
[INFO] running `Command { std: "docker" "inspect" "74bd6ecc9b369973faeca3a1f9d211678b49062d6f90fbf2c59f46a9499ee80c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74bd6ecc9b369973faeca3a1f9d211678b49062d6f90fbf2c59f46a9499ee80c", kill_on_drop: false }`
[INFO] [stdout] 74bd6ecc9b369973faeca3a1f9d211678b49062d6f90fbf2c59f46a9499ee80c