[INFO] updating cached repository https://github.com/codingxyz/dm
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b23b97948343da85610197e96d4e8eba7165c426
[INFO] testing codingxyz/dm against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcodingxyz%2Fdm" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/codingxyz/dm on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/codingxyz/dm
[INFO] finished tweaking git repo https://github.com/codingxyz/dm
[INFO] tweaked toml for git repo https://github.com/codingxyz/dm written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/codingxyz/dm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-0/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a0347038fa9997b80806e8d0f2203a932b73ce6692624f6d2a40a57dfdd2ca8
[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" "1a0347038fa9997b80806e8d0f2203a932b73ce6692624f6d2a40a57dfdd2ca8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a0347038fa9997b80806e8d0f2203a932b73ce6692624f6d2a40a57dfdd2ca8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a0347038fa9997b80806e8d0f2203a932b73ce6692624f6d2a40a57dfdd2ca8", kill_on_drop: false }`
[INFO] [stdout] 1a0347038fa9997b80806e8d0f2203a932b73ce6692624f6d2a40a57dfdd2ca8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05af6bf49359ed46f1e21c5af1a83b21271cb37787fe361dbec9fd70bfc64ef0
[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" "05af6bf49359ed46f1e21c5af1a83b21271cb37787fe361dbec9fd70bfc64ef0", kill_on_drop: false }`
[INFO] [stderr]    Compiling strsim v0.5.2
[INFO] [stderr]    Compiling yaml-rust v0.4.4
[INFO] [stderr]    Compiling errno v0.1.8
[INFO] [stderr]    Compiling docopt v0.6.86
[INFO] [stderr]    Compiling dm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'std::slice::<impl [T]>::connect': renamed to join
[INFO] [stdout]   --> src/exec.rs:48:72
[INFO] [stdout]    |
[INFO] [stdout] 48 |                           vec!("sh".to_string(), "-c".to_string(), cmd.connect(" "))
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.36s
[INFO] running `Command { std: "docker" "inspect" "05af6bf49359ed46f1e21c5af1a83b21271cb37787fe361dbec9fd70bfc64ef0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05af6bf49359ed46f1e21c5af1a83b21271cb37787fe361dbec9fd70bfc64ef0", kill_on_drop: false }`
[INFO] [stdout] 05af6bf49359ed46f1e21c5af1a83b21271cb37787fe361dbec9fd70bfc64ef0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", 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] f19e2686cc384bdeb8f73e77c99f5e42d82eacc5136625b446ee6a2fbcebd8cb
[INFO] running `Command { std: "docker" "start" "-a" "f19e2686cc384bdeb8f73e77c99f5e42d82eacc5136625b446ee6a2fbcebd8cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling dm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'std::slice::<impl [T]>::connect': renamed to join
[INFO] [stdout]   --> src/exec.rs:48:72
[INFO] [stdout]    |
[INFO] [stdout] 48 |                           vec!("sh".to_string(), "-c".to_string(), cmd.connect(" "))
[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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "f19e2686cc384bdeb8f73e77c99f5e42d82eacc5136625b446ee6a2fbcebd8cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f19e2686cc384bdeb8f73e77c99f5e42d82eacc5136625b446ee6a2fbcebd8cb", kill_on_drop: false }`
[INFO] [stdout] f19e2686cc384bdeb8f73e77c99f5e42d82eacc5136625b446ee6a2fbcebd8cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 13f8715d61e921ef07099de289b249ac02373a4f71ddd1cebd12de101bcba2c6
[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" "13f8715d61e921ef07099de289b249ac02373a4f71ddd1cebd12de101bcba2c6", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: use of deprecated item 'std::slice::<impl [T]>::connect': renamed to join
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/exec.rs:48:72
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 48 |                           vec!("sh".to_string(), "-c".to_string(), cmd.connect(" "))
[INFO] [stdout] 
[INFO] [stderr]    |                                                                        ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/dm-2dde87fba8bb48a2
[INFO] running `Command { std: "docker" "inspect" "13f8715d61e921ef07099de289b249ac02373a4f71ddd1cebd12de101bcba2c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13f8715d61e921ef07099de289b249ac02373a4f71ddd1cebd12de101bcba2c6", kill_on_drop: false }`
[INFO] [stdout] 13f8715d61e921ef07099de289b249ac02373a4f71ddd1cebd12de101bcba2c6