[INFO] fetching crate reproto-semck 0.3.36...
[INFO] checking reproto-semck-0.3.36 against beta-2020-07-24 for pr-75494-beta
[INFO] extracting crate reproto-semck 0.3.36 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate reproto-semck 0.3.36 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate reproto-semck 0.3.36
[INFO] finished tweaking crates.io crate reproto-semck 0.3.36
[INFO] tweaked toml for crates.io crate reproto-semck 0.3.36 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ecbee9fdf561fb4184442f6b9113183ec7eb8db7594f22a7bc58d558c941f5f2
[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" "ecbee9fdf561fb4184442f6b9113183ec7eb8db7594f22a7bc58d558c941f5f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ecbee9fdf561fb4184442f6b9113183ec7eb8db7594f22a7bc58d558c941f5f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecbee9fdf561fb4184442f6b9113183ec7eb8db7594f22a7bc58d558c941f5f2", kill_on_drop: false }`
[INFO] [stdout] ecbee9fdf561fb4184442f6b9113183ec7eb8db7594f22a7bc58d558c941f5f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0fdfa89e3bb7b1b4d3773e04ffd7501d2d9ef4d60cae28d0406ce2ef603f9ea
[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" "f0fdfa89e3bb7b1b4d3773e04ffd7501d2d9ef4d60cae28d0406ce2ef603f9ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking miniz_oxide v0.4.0
[INFO] [stderr]     Checking ropey v0.6.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking addr2line v0.13.0
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking serde_test v1.0.115
[INFO] [stderr]     Checking reproto-semver v0.3.36
[INFO] [stderr]     Checking relative-path v0.3.7
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking reproto-core v0.3.36
[INFO] [stderr]     Checking reproto-semck v0.3.36 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.78s
[INFO] running `Command { std: "docker" "inspect" "f0fdfa89e3bb7b1b4d3773e04ffd7501d2d9ef4d60cae28d0406ce2ef603f9ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0fdfa89e3bb7b1b4d3773e04ffd7501d2d9ef4d60cae28d0406ce2ef603f9ea", kill_on_drop: false }`
[INFO] [stdout] f0fdfa89e3bb7b1b4d3773e04ffd7501d2d9ef4d60cae28d0406ce2ef603f9ea
