[INFO] fetching crate fibers_tasque 0.1.2... [INFO] checking fibers_tasque-0.1.2 against try#169954edd744527414c631e9af1bbdc537b0cdf2 for pr-75192 [INFO] extracting crate fibers_tasque 0.1.2 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate fibers_tasque 0.1.2 on toolchain 169954edd744527414c631e9af1bbdc537b0cdf2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate fibers_tasque 0.1.2 [INFO] finished tweaking crates.io crate fibers_tasque 0.1.2 [INFO] tweaked toml for crates.io crate fibers_tasque 0.1.2 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded nom v2.2.1 [INFO] [stderr] Downloaded atomic_immut v0.1.4 [INFO] [stderr] Downloaded prometrics v0.1.13 [INFO] [stderr] Downloaded procinfo v0.4.2 [INFO] [stderr] Downloaded tasque v0.1.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+169954edd744527414c631e9af1bbdc537b0cdf2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2731d2523ce72a7c1935b4695f0670e41d282f1b2b38155a16b5195a30ba3fa1 [INFO] running `Command { std: "docker" "start" "-a" "2731d2523ce72a7c1935b4695f0670e41d282f1b2b38155a16b5195a30ba3fa1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2731d2523ce72a7c1935b4695f0670e41d282f1b2b38155a16b5195a30ba3fa1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2731d2523ce72a7c1935b4695f0670e41d282f1b2b38155a16b5195a30ba3fa1", kill_on_drop: false }` [INFO] [stdout] 2731d2523ce72a7c1935b4695f0670e41d282f1b2b38155a16b5195a30ba3fa1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+169954edd744527414c631e9af1bbdc537b0cdf2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e15e4422ff2e6e15913f1207bf588210b248e5c505ae4cf766934beb4c7c8dce [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" "e15e4422ff2e6e15913f1207bf588210b248e5c505ae4cf766934beb4c7c8dce", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.76 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.39 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking nom v2.2.1 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking atomic_immut v0.1.4 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking futures v0.1.29 [INFO] [stderr] Checking nbchan v0.1.3 [INFO] [stderr] Checking splay_tree v0.2.10 [INFO] [stderr] Checking log v0.4.11 [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling procinfo v0.4.2 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.34 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking fibers v0.1.13 [INFO] [stderr] Compiling trackable_derive v0.1.3 [INFO] [stderr] Checking trackable v0.2.23 [INFO] [stderr] Checking prometrics v0.1.13 [INFO] [stderr] Checking tasque v0.1.5 [INFO] [stderr] Checking fibers_tasque v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/async.rs:55:14 [INFO] [stdout] | [INFO] [stdout] 55 | self.description().fmt(f) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/async.rs:55:14 [INFO] [stdout] | [INFO] [stdout] 55 | self.description().fmt(f) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 25.91s [INFO] running `Command { std: "docker" "inspect" "e15e4422ff2e6e15913f1207bf588210b248e5c505ae4cf766934beb4c7c8dce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e15e4422ff2e6e15913f1207bf588210b248e5c505ae4cf766934beb4c7c8dce", kill_on_drop: false }` [INFO] [stdout] e15e4422ff2e6e15913f1207bf588210b248e5c505ae4cf766934beb4c7c8dce