[INFO] cloning repository https://github.com/GrooveStomp/i3session-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/GrooveStomp/i3session-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGrooveStomp%2Fi3session-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGrooveStomp%2Fi3session-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 87e4f508f26791140d8301e14942607c773afd57
[INFO] testing GrooveStomp/i3session-rs against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGrooveStomp%2Fi3session-rs" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/GrooveStomp/i3session-rs on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/GrooveStomp/i3session-rs
[INFO] finished tweaking git repo https://github.com/GrooveStomp/i3session-rs
[INFO] tweaked toml for git repo https://github.com/GrooveStomp/i3session-rs written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/GrooveStomp/i3session-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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] d6f3ffa07b8310faf08b185f6e9b6e4638d6bc974e88bcadafe058db42c893f1
[INFO] running `Command { std: "docker" "start" "-a" "d6f3ffa07b8310faf08b185f6e9b6e4638d6bc974e88bcadafe058db42c893f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6f3ffa07b8310faf08b185f6e9b6e4638d6bc974e88bcadafe058db42c893f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6f3ffa07b8310faf08b185f6e9b6e4638d6bc974e88bcadafe058db42c893f1", kill_on_drop: false }`
[INFO] [stdout] d6f3ffa07b8310faf08b185f6e9b6e4638d6bc974e88bcadafe058db42c893f1
[INFO] running `Command { std: "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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 624c32d0bf93f49b14b8ba615134de0b07cf4e1f05e2224a405ddf88aafcd076
[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" "624c32d0bf93f49b14b8ba615134de0b07cf4e1f05e2224a405ddf88aafcd076", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.5
[INFO] [stderr]    Compiling proc-macro2 v0.4.19
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling ucd-util v0.1.1
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]    Compiling utf8-ranges v1.0.1
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling byteorder v1.2.6
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling log v0.4.5
[INFO] [stderr]    Compiling regex-syntax v0.6.2
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling aho-corasick v0.6.8
[INFO] [stderr]    Compiling serde_json v1.0.30
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling syn v0.15.6
[INFO] [stderr]    Compiling i3ipc v0.8.4
[INFO] [stderr]    Compiling regex v1.0.5
[INFO] [stderr]    Compiling serde_derive v1.0.79
[INFO] [stderr]    Compiling docopt v1.0.1
[INFO] [stderr]    Compiling i3session-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `docopt::Docopt`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use docopt::Docopt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.08s
[INFO] running `Command { std: "docker" "inspect" "624c32d0bf93f49b14b8ba615134de0b07cf4e1f05e2224a405ddf88aafcd076", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "624c32d0bf93f49b14b8ba615134de0b07cf4e1f05e2224a405ddf88aafcd076", kill_on_drop: false }`
[INFO] [stdout] 624c32d0bf93f49b14b8ba615134de0b07cf4e1f05e2224a405ddf88aafcd076
[INFO] running `Command { std: "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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68e151120eb0c6e9cdba1dc65f05bdfb9394f3200739990f00dd8ea6a55cb119
[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" "68e151120eb0c6e9cdba1dc65f05bdfb9394f3200739990f00dd8ea6a55cb119", kill_on_drop: false }`
[INFO] [stderr]    Compiling i3session-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `docopt::Docopt`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use docopt::Docopt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "68e151120eb0c6e9cdba1dc65f05bdfb9394f3200739990f00dd8ea6a55cb119", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68e151120eb0c6e9cdba1dc65f05bdfb9394f3200739990f00dd8ea6a55cb119", kill_on_drop: false }`
[INFO] [stdout] 68e151120eb0c6e9cdba1dc65f05bdfb9394f3200739990f00dd8ea6a55cb119
[INFO] running `Command { std: "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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 54b132551eb16e3a9ca157d2949d7d891161e228819fcb95990d43a6acb88a09
[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" "54b132551eb16e3a9ca157d2949d7d891161e228819fcb95990d43a6acb88a09", kill_on_drop: false }`
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `docopt::Docopt`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use docopt::Docopt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[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/i3session_rs-b65cba36a847fba5)
[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" "54b132551eb16e3a9ca157d2949d7d891161e228819fcb95990d43a6acb88a09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54b132551eb16e3a9ca157d2949d7d891161e228819fcb95990d43a6acb88a09", kill_on_drop: false }`
[INFO] [stdout] 54b132551eb16e3a9ca157d2949d7d891161e228819fcb95990d43a6acb88a09