[INFO] fetching crate varintbuf 0.1.0...
[INFO] checking varintbuf-0.1.0 against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] extracting crate varintbuf 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate varintbuf 0.1.0 on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate varintbuf 0.1.0
[INFO] finished tweaking crates.io crate varintbuf 0.1.0
[INFO] tweaked toml for crates.io crate varintbuf 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c28ce4f3dd4ebeb1e4fdec8a13f2ce9c941046028ce8502eb6d0ffea9a42d3dd
[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" "c28ce4f3dd4ebeb1e4fdec8a13f2ce9c941046028ce8502eb6d0ffea9a42d3dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c28ce4f3dd4ebeb1e4fdec8a13f2ce9c941046028ce8502eb6d0ffea9a42d3dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c28ce4f3dd4ebeb1e4fdec8a13f2ce9c941046028ce8502eb6d0ffea9a42d3dd", kill_on_drop: false }`
[INFO] [stdout] c28ce4f3dd4ebeb1e4fdec8a13f2ce9c941046028ce8502eb6d0ffea9a42d3dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a0c1a43d47c7f82a3c80e71569875b09ffa4af042f8efa6951f33a51a38c278d
[INFO] running `Command { std: "docker" "start" "-a" "a0c1a43d47c7f82a3c80e71569875b09ffa4af042f8efa6951f33a51a38c278d", kill_on_drop: false }`
[INFO] [stderr]     Checking varintbuf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "a0c1a43d47c7f82a3c80e71569875b09ffa4af042f8efa6951f33a51a38c278d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0c1a43d47c7f82a3c80e71569875b09ffa4af042f8efa6951f33a51a38c278d", kill_on_drop: false }`
[INFO] [stdout] a0c1a43d47c7f82a3c80e71569875b09ffa4af042f8efa6951f33a51a38c278d
