[INFO] cloning repository https://github.com/imsiddiqi/rust-experimentation [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/imsiddiqi/rust-experimentation" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimsiddiqi%2Frust-experimentation", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimsiddiqi%2Frust-experimentation'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a6244801c00723876d2308abe90eed2d23737141 [INFO] checking imsiddiqi/rust-experimentation against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimsiddiqi%2Frust-experimentation" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/imsiddiqi/rust-experimentation on toolchain 195ad4830e11a544391abe296b146450dea8411b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/imsiddiqi/rust-experimentation [INFO] finished tweaking git repo https://github.com/imsiddiqi/rust-experimentation [INFO] tweaked toml for git repo https://github.com/imsiddiqi/rust-experimentation written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/imsiddiqi/rust-experimentation already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2947518cc04eaf4076e50956ec9a3cf0e3083cd500bc67dee0bf1748262629c1 [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" "2947518cc04eaf4076e50956ec9a3cf0e3083cd500bc67dee0bf1748262629c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2947518cc04eaf4076e50956ec9a3cf0e3083cd500bc67dee0bf1748262629c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2947518cc04eaf4076e50956ec9a3cf0e3083cd500bc67dee0bf1748262629c1", kill_on_drop: false }` [INFO] [stdout] 2947518cc04eaf4076e50956ec9a3cf0e3083cd500bc67dee0bf1748262629c1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ab460a5bfd3c9d70ffee49e0e4e9f35764f66c9669b7bc397d33513da66ce489 [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" "ab460a5bfd3c9d70ffee49e0e4e9f35764f66c9669b7bc397d33513da66ce489", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.14 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling memchr v2.3.0 [INFO] [stderr] Checking futures-core v0.3.3 [INFO] [stderr] Checking futures-sink v0.3.3 [INFO] [stderr] Checking futures-io v0.3.3 [INFO] [stderr] Checking futures-task v0.3.3 [INFO] [stderr] Checking bytes v0.5.4 [INFO] [stderr] Checking pin-project-lite v0.1.4 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling rayon-core v1.7.0 [INFO] [stderr] Checking ref-keyword v0.1.0 (/opt/rustwide/workdir/ref-keyword) [INFO] [stderr] Checking dyn v0.1.0 (/opt/rustwide/workdir/dyn) [INFO] [stderr] Checking slices v0.1.0 (/opt/rustwide/workdir/slices) [INFO] [stderr] Checking special v0.1.0 (/opt/rustwide/workdir/special) [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Checking futures-channel v0.3.3 [INFO] [stderr] Compiling proc-macro2 v1.0.8 [INFO] [stderr] Checking log v0.4.8 [INFO] [stderr] Checking num_cpus v1.12.0 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Checking mio v0.6.21 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking crossbeam-queue v0.2.1 [INFO] [stderr] Checking crossbeam-deque v0.7.2 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking rayon v1.3.0 [INFO] [stderr] Checking parallel v0.1.0 (/opt/rustwide/workdir/parallel) [INFO] [stderr] Compiling derivative v1.0.3 [INFO] [stderr] Compiling proc-macro-hack v0.5.11 [INFO] [stderr] Compiling tokio-macros v0.2.4 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Compiling pin-project-internal v0.4.8 [INFO] [stderr] Checking tokio v0.2.11 [INFO] [stderr] Compiling futures-macro v0.3.3 [INFO] [stderr] Checking pin-project v0.4.8 [INFO] [stderr] Checking futures-util v0.3.3 [INFO] [stderr] Checking tokio-util v0.2.0 [INFO] [stderr] Checking futures-executor v0.3.3 [INFO] [stderr] Checking futures v0.3.3 [INFO] [stderr] Checking references v0.1.0 (/opt/rustwide/workdir/references) [INFO] [stderr] Checking arc-mut v0.1.0 (/opt/rustwide/workdir/arc-mut) [INFO] [stderr] Checking serde v1.0.104 [INFO] [stderr] Checking bincode v1.2.1 [INFO] [stderr] Checking tokio-serde v0.6.0 [INFO] [stderr] Checking tokio-playground v0.1.0 (/opt/rustwide/workdir/tokio-playground) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 22s [INFO] running `Command { std: "docker" "inspect" "ab460a5bfd3c9d70ffee49e0e4e9f35764f66c9669b7bc397d33513da66ce489", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab460a5bfd3c9d70ffee49e0e4e9f35764f66c9669b7bc397d33513da66ce489", kill_on_drop: false }` [INFO] [stdout] ab460a5bfd3c9d70ffee49e0e4e9f35764f66c9669b7bc397d33513da66ce489