[INFO] cloning repository https://github.com/chefsalim/zmqtest [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chefsalim/zmqtest" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchefsalim%2Fzmqtest", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchefsalim%2Fzmqtest'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f22da17aaea7dd398c77544103cffc7805b6fd44 [INFO] testing chefsalim/zmqtest against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchefsalim%2Fzmqtest" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/chefsalim/zmqtest on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/chefsalim/zmqtest [INFO] finished tweaking git repo https://github.com/chefsalim/zmqtest [INFO] tweaked toml for git repo https://github.com/chefsalim/zmqtest written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/chefsalim/zmqtest already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded log v0.3.6 [INFO] [stderr] Downloaded toml v0.2.1 [INFO] [stderr] Downloaded libc v0.2.20 [INFO] [stderr] Downloaded metadeps v1.1.1 [INFO] [stderr] Downloaded error-chain v0.7.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] a85c7f5daf7842a0fc8b3c4d2a72b5dafc2c902d522aa0efa8fb337089b576cc [INFO] running `Command { std: "docker" "start" "-a" "a85c7f5daf7842a0fc8b3c4d2a72b5dafc2c902d522aa0efa8fb337089b576cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a85c7f5daf7842a0fc8b3c4d2a72b5dafc2c902d522aa0efa8fb337089b576cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a85c7f5daf7842a0fc8b3c4d2a72b5dafc2c902d522aa0efa8fb337089b576cc", kill_on_drop: false }` [INFO] [stdout] a85c7f5daf7842a0fc8b3c4d2a72b5dafc2c902d522aa0efa8fb337089b576cc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b5346fe5ef43ed439db6a30a45f3869fbd180cf7ed3c58b7c7480d7be7b3e443 [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" "b5346fe5ef43ed439db6a30a45f3869fbd180cf7ed3c58b7c7480d7be7b3e443", kill_on_drop: false }` [INFO] [stderr] Compiling error-chain v0.7.2 [INFO] [stderr] Compiling libc v0.2.20 [INFO] [stderr] Compiling log v0.3.6 [INFO] [stderr] Compiling metadeps v1.1.1 [INFO] [stderr] Compiling rand v0.3.15 [INFO] [stderr] Compiling zmq-sys v0.8.1 (https://github.com/erickt/rust-zmq?branch=release/v0.8#63b4ea32) [INFO] [stderr] Compiling zmq v0.8.1 (https://github.com/erickt/rust-zmq?branch=release/v0.8#63b4ea32) [INFO] [stderr] Compiling zmqtest v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `rng` [INFO] [stdout] --> src/main.rs:19:17 [INFO] [stdout] | [INFO] [stdout] 19 | let mut rng = rand::thread_rng(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rng` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:19:13 [INFO] [stdout] | [INFO] [stdout] 19 | let mut rng = rand::thread_rng(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.14s [INFO] running `Command { std: "docker" "inspect" "b5346fe5ef43ed439db6a30a45f3869fbd180cf7ed3c58b7c7480d7be7b3e443", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b5346fe5ef43ed439db6a30a45f3869fbd180cf7ed3c58b7c7480d7be7b3e443", kill_on_drop: false }` [INFO] [stdout] b5346fe5ef43ed439db6a30a45f3869fbd180cf7ed3c58b7c7480d7be7b3e443 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 91fafcbbe74bc74e60b3eca74d20a63bd0c64519b3fde21b2420a729d7b558cc [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" "91fafcbbe74bc74e60b3eca74d20a63bd0c64519b3fde21b2420a729d7b558cc", kill_on_drop: false }` [INFO] [stderr] Compiling zmqtest v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `rng` [INFO] [stdout] --> src/main.rs:19:17 [INFO] [stdout] | [INFO] [stdout] 19 | let mut rng = rand::thread_rng(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rng` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:19:13 [INFO] [stdout] | [INFO] [stdout] 19 | let mut rng = rand::thread_rng(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.85s [INFO] running `Command { std: "docker" "inspect" "91fafcbbe74bc74e60b3eca74d20a63bd0c64519b3fde21b2420a729d7b558cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "91fafcbbe74bc74e60b3eca74d20a63bd0c64519b3fde21b2420a729d7b558cc", kill_on_drop: false }` [INFO] [stdout] 91fafcbbe74bc74e60b3eca74d20a63bd0c64519b3fde21b2420a729d7b558cc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 1a493f4258d57406d9cd252cf23897ffb3b5aeaa7888c4aa3dcce18e3b189198 [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" "1a493f4258d57406d9cd252cf23897ffb3b5aeaa7888c4aa3dcce18e3b189198", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `rng` [INFO] [stderr] --> src/main.rs:19:17 [INFO] [stderr] | [INFO] [stderr] 19 | let mut rng = rand::thread_rng(); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_rng` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:19:13 [INFO] [stderr] | [INFO] [stderr] 19 | let mut rng = rand::thread_rng(); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/zmqtest-b88bdf6e4ac967a6) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "1a493f4258d57406d9cd252cf23897ffb3b5aeaa7888c4aa3dcce18e3b189198", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a493f4258d57406d9cd252cf23897ffb3b5aeaa7888c4aa3dcce18e3b189198", kill_on_drop: false }` [INFO] [stdout] 1a493f4258d57406d9cd252cf23897ffb3b5aeaa7888c4aa3dcce18e3b189198