[INFO] updating cached repository https://github.com/dmarov/i3blocks_scripts
[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] 3dc11c5b26d56eece6d495129444a149fc7a5480
[INFO] testing dmarov/i3blocks_scripts against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmarov%2Fi3blocks_scripts" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dmarov/i3blocks_scripts on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/dmarov/i3blocks_scripts
[INFO] finished tweaking git repo https://github.com/dmarov/i3blocks_scripts
[INFO] tweaked toml for git repo https://github.com/dmarov/i3blocks_scripts written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/dmarov/i3blocks_scripts already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bf73317b873b6c04c9e160e58a77eb4ad743b901b106ec72b330f9fe251a358e
[INFO] running `"docker" "start" "-a" "bf73317b873b6c04c9e160e58a77eb4ad743b901b106ec72b330f9fe251a358e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling i3blocks_scripts v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib/commands/date.rs:55:13
[INFO] [stderr]    |
[INFO] [stderr] 55 |         let mut date_str;
[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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.91s
[INFO] running `"docker" "inspect" "bf73317b873b6c04c9e160e58a77eb4ad743b901b106ec72b330f9fe251a358e"`
[INFO] running `"docker" "rm" "-f" "bf73317b873b6c04c9e160e58a77eb4ad743b901b106ec72b330f9fe251a358e"`
[INFO] [stdout] bf73317b873b6c04c9e160e58a77eb4ad743b901b106ec72b330f9fe251a358e
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4a44280275b592588d475ac1f31cdbe1bfde2cd7522176c1477b3dc08d547ff3
[INFO] running `"docker" "start" "-a" "4a44280275b592588d475ac1f31cdbe1bfde2cd7522176c1477b3dc08d547ff3"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling i3blocks_scripts v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib/commands/date.rs:55:13
[INFO] [stderr]    |
[INFO] [stderr] 55 |         let mut date_str;
[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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `"docker" "inspect" "4a44280275b592588d475ac1f31cdbe1bfde2cd7522176c1477b3dc08d547ff3"`
[INFO] running `"docker" "rm" "-f" "4a44280275b592588d475ac1f31cdbe1bfde2cd7522176c1477b3dc08d547ff3"`
[INFO] [stdout] 4a44280275b592588d475ac1f31cdbe1bfde2cd7522176c1477b3dc08d547ff3
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stdout] 4ebcba201eef318b68a1672cfc1133ee13725166843696d0998e70a10106177c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "4ebcba201eef318b68a1672cfc1133ee13725166843696d0998e70a10106177c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib/commands/date.rs:55:13
[INFO] [stderr]    |
[INFO] [stderr] 55 |         let mut date_str;
[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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.74s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/i3blocks_scripts-11f57eb562ffd85b
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "4ebcba201eef318b68a1672cfc1133ee13725166843696d0998e70a10106177c"`
[INFO] running `"docker" "rm" "-f" "4ebcba201eef318b68a1672cfc1133ee13725166843696d0998e70a10106177c"`
[INFO] [stdout] 4ebcba201eef318b68a1672cfc1133ee13725166843696d0998e70a10106177c