[INFO] fetching crate prs-lib 0.1.7...
[INFO] checking prs-lib-0.1.7 against try#9c1dcf141bc0875407c4eb36972857bd3db713e2 for pr-81863
[INFO] extracting crate prs-lib 0.1.7 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate prs-lib 0.1.7 on toolchain 9c1dcf141bc0875407c4eb36972857bd3db713e2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate prs-lib 0.1.7
[INFO] finished tweaking crates.io crate prs-lib 0.1.7
[INFO] tweaked toml for crates.io crate prs-lib 0.1.7 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dirs-next v2.0.0
[INFO] [stderr]   Downloaded gpgme-sys v0.9.1
[INFO] [stderr]   Downloaded conv v0.3.3
[INFO] [stderr]   Downloaded shellexpand v2.1.0
[INFO] [stderr]   Downloaded gpgme v0.9.2
[INFO] [stderr]   Downloaded libgpg-error-sys v0.5.2
[INFO] [stderr]   Downloaded gpg-error v0.5.2
[INFO] [stderr]   Downloaded secstr v0.4.0
[INFO] [stderr]   Downloaded cstr-argument v0.1.1
[INFO] [stderr]   Downloaded git-state v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4d84668a674d594381ab4a97606ca3ba3b012161735f5267d9f8707c3972d4a
[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" "a4d84668a674d594381ab4a97606ca3ba3b012161735f5267d9f8707c3972d4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4d84668a674d594381ab4a97606ca3ba3b012161735f5267d9f8707c3972d4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4d84668a674d594381ab4a97606ca3ba3b012161735f5267d9f8707c3972d4a", kill_on_drop: false }`
[INFO] [stdout] a4d84668a674d594381ab4a97606ca3ba3b012161735f5267d9f8707c3972d4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3f2a63e750b13b1076cf194befe23b6e88508d8eb750644d6a1229bcedcb398
[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" "d3f2a63e750b13b1076cf194befe23b6e88508d8eb750644d6a1229bcedcb398", kill_on_drop: false }`
[INFO] [stderr]    Compiling libgpg-error-sys v0.5.2
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling gpg-error v0.5.2
[INFO] [stderr]    Compiling gpgme-sys v0.9.1
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]     Checking zeroize v1.2.0
[INFO] [stderr]     Checking git-state v0.1.0
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking secstr v0.4.0
[INFO] [stderr]     Checking conv v0.3.3
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking shellexpand v2.1.0
[INFO] [stderr]     Checking cstr-argument v0.1.1
[INFO] [stderr]     Checking gpgme v0.9.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]     Checking thiserror v1.0.23
[INFO] [stderr]     Checking prs-lib v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.01s
[INFO] running `Command { std: "docker" "inspect" "d3f2a63e750b13b1076cf194befe23b6e88508d8eb750644d6a1229bcedcb398", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3f2a63e750b13b1076cf194befe23b6e88508d8eb750644d6a1229bcedcb398", kill_on_drop: false }`
[INFO] [stdout] d3f2a63e750b13b1076cf194befe23b6e88508d8eb750644d6a1229bcedcb398