[INFO] fetching crate cargo-ensure-installed 0.2.1...
[INFO] checking cargo-ensure-installed-0.2.1 against master#7b3a7819371cef92a187e9bac8f7810ccde15216 for pr-74846
[INFO] extracting crate cargo-ensure-installed 0.2.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate cargo-ensure-installed 0.2.1 on toolchain 7b3a7819371cef92a187e9bac8f7810ccde15216
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-ensure-installed 0.2.1
[INFO] finished tweaking crates.io crate cargo-ensure-installed 0.2.1
[INFO] tweaked toml for crates.io crate cargo-ensure-installed 0.2.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 274b9b4a801bd741357da9af2b2873ea586cbeeeba2aac355331fef44aa6ed8e
[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" "274b9b4a801bd741357da9af2b2873ea586cbeeeba2aac355331fef44aa6ed8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "274b9b4a801bd741357da9af2b2873ea586cbeeeba2aac355331fef44aa6ed8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "274b9b4a801bd741357da9af2b2873ea586cbeeeba2aac355331fef44aa6ed8e", kill_on_drop: false }`
[INFO] [stdout] 274b9b4a801bd741357da9af2b2873ea586cbeeeba2aac355331fef44aa6ed8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00ca7d0bfb8f52e231bce45afcd2c894da46beb2e2cc75a4d497d0ed8ce6e1d4
[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" "00ca7d0bfb8f52e231bce45afcd2c894da46beb2e2cc75a4d497d0ed8ce6e1d4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking cargo-ensure-installed v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.68s
[INFO] running `Command { std: "docker" "inspect" "00ca7d0bfb8f52e231bce45afcd2c894da46beb2e2cc75a4d497d0ed8ce6e1d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00ca7d0bfb8f52e231bce45afcd2c894da46beb2e2cc75a4d497d0ed8ce6e1d4", kill_on_drop: false }`
[INFO] [stdout] 00ca7d0bfb8f52e231bce45afcd2c894da46beb2e2cc75a4d497d0ed8ce6e1d4