[INFO] updating cached repository https://github.com/krdln/mlpretty
[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] a5ffaa71d276d2fa9ab0de98b4715277b8a87e6a
[INFO] testing krdln/mlpretty 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%2Fkrdln%2Fmlpretty" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/krdln/mlpretty 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/krdln/mlpretty
[INFO] finished tweaking git repo https://github.com/krdln/mlpretty
[INFO] tweaked toml for git repo https://github.com/krdln/mlpretty written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/krdln/mlpretty 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-13/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[INFO] the lockfile is outdated, regenerating it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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 99ba6bdd8550c840f475ceb9cde6e271fcc4c8dfdde0be428999ee5c85ee52e6
[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" "99ba6bdd8550c840f475ceb9cde6e271fcc4c8dfdde0be428999ee5c85ee52e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99ba6bdd8550c840f475ceb9cde6e271fcc4c8dfdde0be428999ee5c85ee52e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99ba6bdd8550c840f475ceb9cde6e271fcc4c8dfdde0be428999ee5c85ee52e6", kill_on_drop: false }`
[INFO] [stdout] 99ba6bdd8550c840f475ceb9cde6e271fcc4c8dfdde0be428999ee5c85ee52e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 164ef06a5210bf30d05a6a4cfc63c2a5445ee6f4eb96c3591634bb00465de5a5
[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" "164ef06a5210bf30d05a6a4cfc63c2a5445ee6f4eb96c3591634bb00465de5a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling mlpretty v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:79:23
[INFO] [stdout]    |
[INFO] [stdout] 79 | fn do_it(reader: &mut BufRead) {
[INFO] [stdout]    |                       ^^^^^^^ help: use `dyn`: `dyn BufRead`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stdout]   --> src/charpeek.rs:59:28
[INFO] [stdout]    |
[INFO] [stdout] 59 |         let tru_len = line.trim_right().len();
[INFO] [stdout]    |                            ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` 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 11.14s
[INFO] running `Command { std: "docker" "inspect" "164ef06a5210bf30d05a6a4cfc63c2a5445ee6f4eb96c3591634bb00465de5a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "164ef06a5210bf30d05a6a4cfc63c2a5445ee6f4eb96c3591634bb00465de5a5", kill_on_drop: false }`
[INFO] [stdout] 164ef06a5210bf30d05a6a4cfc63c2a5445ee6f4eb96c3591634bb00465de5a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] [stdout] c5ba9d6c0dfb28a14698ea5f48a31efb1a3c654865c9543a6a68ca3080c8435d
[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" "c5ba9d6c0dfb28a14698ea5f48a31efb1a3c654865c9543a6a68ca3080c8435d", kill_on_drop: false }`
[INFO] [stderr]    Compiling mlpretty v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:79:23
[INFO] [stdout]    |
[INFO] [stdout] 79 | fn do_it(reader: &mut BufRead) {
[INFO] [stdout]    |                       ^^^^^^^ help: use `dyn`: `dyn BufRead`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stdout]   --> src/charpeek.rs:59:28
[INFO] [stdout]    |
[INFO] [stdout] 59 |         let tru_len = line.trim_right().len();
[INFO] [stdout]    |                            ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` 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 0.73s
[INFO] running `Command { std: "docker" "inspect" "c5ba9d6c0dfb28a14698ea5f48a31efb1a3c654865c9543a6a68ca3080c8435d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5ba9d6c0dfb28a14698ea5f48a31efb1a3c654865c9543a6a68ca3080c8435d", kill_on_drop: false }`
[INFO] [stdout] c5ba9d6c0dfb28a14698ea5f48a31efb1a3c654865c9543a6a68ca3080c8435d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 2c30c59238ce7c2794159373458132ccf14ff3a9a9a97bcf21af52bc0c556542
[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" "2c30c59238ce7c2794159373458132ccf14ff3a9a9a97bcf21af52bc0c556542", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:79:23
[INFO] [stderr]    |
[INFO] [stderr] 79 | fn do_it(reader: &mut BufRead) {
[INFO] [stderr]    |                       ^^^^^^^ help: use `dyn`: `dyn BufRead`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]   --> src/charpeek.rs:59:28
[INFO] [stderr]    |
[INFO] [stderr] 59 |         let tru_len = line.trim_right().len();
[INFO] [stderr]    |                            ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mlpretty-f965703617e0d3c9
[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 `Command { std: "docker" "inspect" "2c30c59238ce7c2794159373458132ccf14ff3a9a9a97bcf21af52bc0c556542", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c30c59238ce7c2794159373458132ccf14ff3a9a9a97bcf21af52bc0c556542", kill_on_drop: false }`
[INFO] [stdout] 2c30c59238ce7c2794159373458132ccf14ff3a9a9a97bcf21af52bc0c556542