[INFO] updating cached repository https://github.com/patriksvensson/webrtc-app [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] bdc73ca21fedade8bde46d183b9b48f05ea197d5 [INFO] checking patriksvensson/webrtc-app against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpatriksvensson%2Fwebrtc-app" "/workspace/builds/worker-6/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/patriksvensson/webrtc-app on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/patriksvensson/webrtc-app [INFO] finished tweaking git repo https://github.com/patriksvensson/webrtc-app [INFO] tweaked toml for git repo https://github.com/patriksvensson/webrtc-app written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/patriksvensson/webrtc-app already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 571ccc05fc72f9a209c3a38fb67df3afbafc170c1a8820ac2fdbb68e300f8d30 [INFO] running `"docker" "start" "-a" "571ccc05fc72f9a209c3a38fb67df3afbafc170c1a8820ac2fdbb68e300f8d30"` [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking pin-utils v0.1.0-alpha.4 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Checking futures-channel-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling proc-macro-nested v0.1.3 [INFO] [stderr] Checking lock_api v0.3.1 [INFO] [stderr] Checking num_cpus v1.11.0 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking tracing-core v0.1.7 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Checking smallvec v0.6.13 [INFO] [stderr] Checking mio v0.6.19 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking crossbeam-channel v0.3.9 [INFO] [stderr] Compiling syn v1.0.8 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking crossbeam-deque v0.7.2 [INFO] [stderr] Compiling proc-macro-hack v0.5.11 [INFO] [stderr] Compiling tracing-attributes v0.1.5 [INFO] [stderr] Compiling pin-project-internal v0.4.5 [INFO] [stderr] Compiling tokio-macros v0.2.0-alpha.6 [INFO] [stderr] Compiling futures-join-macro-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling futures-select-macro-preview v0.3.0-alpha.19 [INFO] [stderr] Checking tracing v0.1.10 [INFO] [stderr] Checking pin-project v0.4.5 [INFO] [stderr] Checking tokio-io v0.2.0-alpha.6 [INFO] [stderr] Checking futures-util-preview v0.3.0-alpha.19 [INFO] [stderr] Checking tokio-codec v0.2.0-alpha.6 [INFO] [stderr] Checking tokio-sync v0.2.0-alpha.6 [INFO] [stderr] Checking futures-executor-preview v0.3.0-alpha.19 [INFO] [stderr] Checking futures-preview v0.3.0-alpha.19 [INFO] [stderr] Checking tokio-executor v0.2.0-alpha.6 [INFO] [stderr] Checking tokio-timer v0.3.0-alpha.6 [INFO] [stderr] Checking tokio-net v0.2.0-alpha.6 [INFO] [stderr] Checking tokio-fs v0.2.0-alpha.6 [INFO] [stderr] Checking tokio v0.2.0-alpha.6 [INFO] [stderr] Checking webrtc-app v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `tokio::prelude::*` [INFO] [stderr] --> src/main.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use tokio::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `tokio::prelude::*` [INFO] [stderr] --> src/main.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use tokio::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 07s [INFO] running `"docker" "inspect" "571ccc05fc72f9a209c3a38fb67df3afbafc170c1a8820ac2fdbb68e300f8d30"` [INFO] running `"docker" "rm" "-f" "571ccc05fc72f9a209c3a38fb67df3afbafc170c1a8820ac2fdbb68e300f8d30"` [INFO] [stdout] 571ccc05fc72f9a209c3a38fb67df3afbafc170c1a8820ac2fdbb68e300f8d30