[INFO] fetching crate sprongen 0.0.2...
[INFO] checking sprongen-0.0.2 against master#39b841dfe36f90a7cd111e7f0c55f32594f6e578 for pr-77035
[INFO] extracting crate sprongen 0.0.2 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate sprongen 0.0.2 on toolchain 39b841dfe36f90a7cd111e7f0c55f32594f6e578
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sprongen 0.0.2
[INFO] finished tweaking crates.io crate sprongen 0.0.2
[INFO] tweaked toml for crates.io crate sprongen 0.0.2 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate sprongen 0.0.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f4bb1b067b24f321bd6621bdcc99e32c98b61b65813bd22a1238fe9a532e8803
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f4bb1b067b24f321bd6621bdcc99e32c98b61b65813bd22a1238fe9a532e8803", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4bb1b067b24f321bd6621bdcc99e32c98b61b65813bd22a1238fe9a532e8803", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4bb1b067b24f321bd6621bdcc99e32c98b61b65813bd22a1238fe9a532e8803", kill_on_drop: false }`
[INFO] [stdout] f4bb1b067b24f321bd6621bdcc99e32c98b61b65813bd22a1238fe9a532e8803
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d9c3cf23ab75fdcccedc8ad6472660d8eb6af31461daabe95e99662d6014189
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8d9c3cf23ab75fdcccedc8ad6472660d8eb6af31461daabe95e99662d6014189", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking png v0.15.3
[INFO] [stderr]    Compiling syn-mid v0.4.0
[INFO] [stderr]    Compiling rustversion v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling proc-macro-error v0.4.4
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.3
[INFO] [stderr]    Compiling structopt-derive v0.4.0
[INFO] [stderr]     Checking structopt v0.3.7
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking ron v0.5.1
[INFO] [stderr]     Checking sprongen v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.30s
[INFO] running `Command { std: "docker" "inspect" "8d9c3cf23ab75fdcccedc8ad6472660d8eb6af31461daabe95e99662d6014189", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d9c3cf23ab75fdcccedc8ad6472660d8eb6af31461daabe95e99662d6014189", kill_on_drop: false }`
[INFO] [stdout] 8d9c3cf23ab75fdcccedc8ad6472660d8eb6af31461daabe95e99662d6014189