[INFO] crate chorus-tempo 0.1.0 is already in cache [INFO] checking chorus-tempo-0.1.0 against master#e22b61bff0bdd08be7665607cb7be3748c8a35d2 for pr-74627 [INFO] extracting crate chorus-tempo 0.1.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate chorus-tempo 0.1.0 on toolchain e22b61bff0bdd08be7665607cb7be3748c8a35d2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate chorus-tempo 0.1.0 [INFO] finished tweaking crates.io crate chorus-tempo 0.1.0 [INFO] tweaked toml for crates.io crate chorus-tempo 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7ac1568a3ffe044e582b59fc9ad30d93fb9debd77acb8b3dd11fd300f328ed95 [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" "7ac1568a3ffe044e582b59fc9ad30d93fb9debd77acb8b3dd11fd300f328ed95", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7ac1568a3ffe044e582b59fc9ad30d93fb9debd77acb8b3dd11fd300f328ed95", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7ac1568a3ffe044e582b59fc9ad30d93fb9debd77acb8b3dd11fd300f328ed95", kill_on_drop: false }` [INFO] [stdout] 7ac1568a3ffe044e582b59fc9ad30d93fb9debd77acb8b3dd11fd300f328ed95 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+e22b61bff0bdd08be7665607cb7be3748c8a35d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4ba7a53e2f3ea26484e900112760ff81443fc2632a42d76a263ae6ad080abf7d [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" "4ba7a53e2f3ea26484e900112760ff81443fc2632a42d76a263ae6ad080abf7d", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling syn v1.0.36 [INFO] [stderr] Compiling serde v1.0.114 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling hashbrown v0.8.1 [INFO] [stderr] Compiling indexmap v1.5.0 [INFO] [stderr] Checking try_from v0.3.2 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Compiling error-chain v0.12.2 [INFO] [stderr] Compiling openssl-sys v0.9.58 [INFO] [stderr] Checking addr2line v0.13.0 [INFO] [stderr] Checking log v0.4.11 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.34 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking users v0.8.1 [INFO] [stderr] Checking crc32fast v1.2.0 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling hyper v0.12.35 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking want v0.2.0 [INFO] [stderr] Checking backtrace v0.3.50 [INFO] [stderr] Checking cookie v0.12.0 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking flate2 v1.0.16 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking http v0.1.21 [INFO] [stderr] Checking string v0.2.1 [INFO] [stderr] Checking tokio-buf v0.1.1 [INFO] [stderr] Compiling openssl v0.10.30 [INFO] [stderr] Compiling native-tls v0.2.4 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking publicsuffix v1.5.4 [INFO] [stderr] Checking env_logger v0.5.13 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Checking run_script v0.2.5 [INFO] [stderr] Checking http-body v0.1.0 [INFO] [stderr] Checking h2 v0.1.26 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling serde_derive v1.0.114 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking hyper-tls v0.3.2 [INFO] [stderr] Checking serde_json v1.0.57 [INFO] [stderr] Checking serde_urlencoded v0.5.5 [INFO] [stderr] Checking cookie_store v0.7.0 [INFO] [stderr] Checking reqwest v0.9.24 [INFO] [stderr] Checking chorus-tempo v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `output` [INFO] [stdout] --> src/main.rs:9:16 [INFO] [stdout] | [INFO] [stdout] 9 | let (code, output, error) = run_script::run( [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `error` [INFO] [stdout] --> src/main.rs:9:24 [INFO] [stdout] | [INFO] [stdout] 9 | let (code, output, error) = run_script::run( [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `code` [INFO] [stdout] --> src/main.rs:32:10 [INFO] [stdout] | [INFO] [stdout] 32 | let (code, output, error) = run_script::run( [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_code` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `error` [INFO] [stdout] --> src/main.rs:32:24 [INFO] [stdout] | [INFO] [stdout] 32 | let (code, output, error) = run_script::run( [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `output` [INFO] [stdout] --> src/main.rs:9:16 [INFO] [stdout] | [INFO] [stdout] 9 | let (code, output, error) = run_script::run( [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `error` [INFO] [stdout] --> src/main.rs:9:24 [INFO] [stdout] | [INFO] [stdout] 9 | let (code, output, error) = run_script::run( [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `code` [INFO] [stdout] --> src/main.rs:32:10 [INFO] [stdout] | [INFO] [stdout] 32 | let (code, output, error) = run_script::run( [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_code` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `error` [INFO] [stdout] --> src/main.rs:32:24 [INFO] [stdout] | [INFO] [stdout] 32 | let (code, output, error) = run_script::run( [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 06s [INFO] running `Command { std: "docker" "inspect" "4ba7a53e2f3ea26484e900112760ff81443fc2632a42d76a263ae6ad080abf7d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4ba7a53e2f3ea26484e900112760ff81443fc2632a42d76a263ae6ad080abf7d", kill_on_drop: false }` [INFO] [stdout] 4ba7a53e2f3ea26484e900112760ff81443fc2632a42d76a263ae6ad080abf7d