[INFO] cloning repository https://github.com/cbiffle/rtiow-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cbiffle/rtiow-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcbiffle%2Frtiow-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcbiffle%2Frtiow-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8465b60440ae6b55dcf384e5036b512a901bc874
[INFO] checking cbiffle/rtiow-rust against master#f5f33ec0e0455eefa72fc5567eb1280a4d5ee206 for pr-83312
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcbiffle%2Frtiow-rust" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cbiffle/rtiow-rust on toolchain f5f33ec0e0455eefa72fc5567eb1280a4d5ee206
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cbiffle/rtiow-rust
[INFO] finished tweaking git repo https://github.com/cbiffle/rtiow-rust
[INFO] tweaked toml for git repo https://github.com/cbiffle/rtiow-rust written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/cbiffle/rtiow-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 13bcf38b4b04b101403e79f96d268ff4d351624c7dcf40c6be6f91b89d80ba17
[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" "13bcf38b4b04b101403e79f96d268ff4d351624c7dcf40c6be6f91b89d80ba17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13bcf38b4b04b101403e79f96d268ff4d351624c7dcf40c6be6f91b89d80ba17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13bcf38b4b04b101403e79f96d268ff4d351624c7dcf40c6be6f91b89d80ba17", kill_on_drop: false }`
[INFO] [stdout] 13bcf38b4b04b101403e79f96d268ff4d351624c7dcf40c6be6f91b89d80ba17
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d6c4af6f73a3fcbce7590e7ac5336cf09f387e42ff7eb16e2b74e6763bea724f
[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" "d6c4af6f73a3fcbce7590e7ac5336cf09f387e42ff7eb16e2b74e6763bea724f", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking cast v0.2.2
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking memchr v2.2.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rand_xoshiro v0.1.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]     Checking csv-core v0.1.5
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking rayon v1.0.3
[INFO] [stderr]    Compiling syn v0.15.30
[INFO] [stderr]     Checking rtiow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0453]: deny(unsafe_code) incompatible with previous forbid
[INFO] [stdout]  --> src/lib.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![forbid(unsafe_code)]
[INFO] [stdout]   |           ----------- `forbid` level set here
[INFO] [stdout] 2 | #![deny(unsafe_code, bare_trait_objects, unused_qualifications)]
[INFO] [stdout]   |         ^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0453`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rtiow`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "d6c4af6f73a3fcbce7590e7ac5336cf09f387e42ff7eb16e2b74e6763bea724f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6c4af6f73a3fcbce7590e7ac5336cf09f387e42ff7eb16e2b74e6763bea724f", kill_on_drop: false }`
[INFO] [stdout] d6c4af6f73a3fcbce7590e7ac5336cf09f387e42ff7eb16e2b74e6763bea724f