[INFO] fetching crate ev3dev-lang-rust 0.9.2...
[INFO] checking ev3dev-lang-rust-0.9.2 against master#cfbc6d4cf1acbac5c025acf8ed68929caa551df3 for pr-75494-beta
[INFO] extracting crate ev3dev-lang-rust 0.9.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate ev3dev-lang-rust 0.9.2 on toolchain cfbc6d4cf1acbac5c025acf8ed68929caa551df3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0/source/.cargo/config
[INFO] started tweaking crates.io crate ev3dev-lang-rust 0.9.2
[INFO] finished tweaking crates.io crate ev3dev-lang-rust 0.9.2
[INFO] tweaked toml for crates.io crate ev3dev-lang-rust 0.9.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded png v0.16.7
[INFO] [stderr]   Downloaded ev3dev-lang-rust-derive v0.8.0
[INFO] [stderr]   Downloaded image v0.23.8
[INFO] [stderr]   Downloaded deflate v0.8.6
[INFO] [stderr]   Downloaded framebuffer v0.2.0
[INFO] [stderr]   Downloaded tiff v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1f66d061adacb7f956049c3613abaf0f47593fdd36bf7ccc88753e60f7e7f31b
[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" "1f66d061adacb7f956049c3613abaf0f47593fdd36bf7ccc88753e60f7e7f31b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f66d061adacb7f956049c3613abaf0f47593fdd36bf7ccc88753e60f7e7f31b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f66d061adacb7f956049c3613abaf0f47593fdd36bf7ccc88753e60f7e7f31b", kill_on_drop: false }`
[INFO] [stdout] 1f66d061adacb7f956049c3613abaf0f47593fdd36bf7ccc88753e60f7e7f31b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b131948898a795d5889ba791f6f20514d3f3b7f2c6583957ede87d049f6004fb
[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" "b131948898a795d5889ba791f6f20514d3f3b7f2c6583957ede87d049f6004fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling ev3dev-lang-rust-derive v0.8.0
[INFO] [stderr]     Checking ev3dev-lang-rust v0.9.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.08s
[INFO] running `Command { std: "docker" "inspect" "b131948898a795d5889ba791f6f20514d3f3b7f2c6583957ede87d049f6004fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b131948898a795d5889ba791f6f20514d3f3b7f2c6583957ede87d049f6004fb", kill_on_drop: false }`
[INFO] [stdout] b131948898a795d5889ba791f6f20514d3f3b7f2c6583957ede87d049f6004fb
