[INFO] crate telnet 0.1.4 is already in cache
[INFO] testing telnet-0.1.4 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate telnet 0.1.4 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate telnet 0.1.4 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 crates.io crate telnet 0.1.4
[INFO] finished tweaking crates.io crate telnet 0.1.4
[INFO] tweaked toml for crates.io crate telnet 0.1.4 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] bbe1974b2c66e1f2ef995e02ce1473137c8044dc9d55515aa3142e64e1d1335f
[INFO] running `"docker" "start" "-a" "bbe1974b2c66e1f2ef995e02ce1473137c8044dc9d55515aa3142e64e1d1335f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling telnet v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:51:16
[INFO] [stderr]    |
[INFO] [stderr] 51 | type TStream = stream::Stream;
[INFO] [stderr]    |                ^^^^^^^^^^^^^^ help: use `dyn`: `dyn stream::Stream`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `"docker" "inspect" "bbe1974b2c66e1f2ef995e02ce1473137c8044dc9d55515aa3142e64e1d1335f"`
[INFO] running `"docker" "rm" "-f" "bbe1974b2c66e1f2ef995e02ce1473137c8044dc9d55515aa3142e64e1d1335f"`
[INFO] [stdout] bbe1974b2c66e1f2ef995e02ce1473137c8044dc9d55515aa3142e64e1d1335f
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] a453555d9443ce83b241f2943347c9e2a4dbedea323ecffd5f4d3881e067c437
[INFO] running `"docker" "start" "-a" "a453555d9443ce83b241f2943347c9e2a4dbedea323ecffd5f4d3881e067c437"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling telnet v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:51:16
[INFO] [stderr]    |
[INFO] [stderr] 51 | type TStream = stream::Stream;
[INFO] [stderr]    |                ^^^^^^^^^^^^^^ help: use `dyn`: `dyn stream::Stream`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:51:16
[INFO] [stderr]    |
[INFO] [stderr] 51 | type TStream = stream::Stream;
[INFO] [stderr]    |                ^^^^^^^^^^^^^^ help: use `dyn`: `dyn stream::Stream`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `"docker" "inspect" "a453555d9443ce83b241f2943347c9e2a4dbedea323ecffd5f4d3881e067c437"`
[INFO] running `"docker" "rm" "-f" "a453555d9443ce83b241f2943347c9e2a4dbedea323ecffd5f4d3881e067c437"`
[INFO] [stdout] a453555d9443ce83b241f2943347c9e2a4dbedea323ecffd5f4d3881e067c437
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b1d090675ec9739b57a9ed53eb9be007b7a48bba24f74d729fb97237cdaa08e2
[INFO] running `"docker" "start" "-a" "b1d090675ec9739b57a9ed53eb9be007b7a48bba24f74d729fb97237cdaa08e2"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:51:16
[INFO] [stderr]    |
[INFO] [stderr] 51 | type TStream = stream::Stream;
[INFO] [stderr]    |                ^^^^^^^^^^^^^^ help: use `dyn`: `dyn stream::Stream`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:51:16
[INFO] [stderr]    |
[INFO] [stderr] 51 | type TStream = stream::Stream;
[INFO] [stderr]    |                ^^^^^^^^^^^^^^ help: use `dyn`: `dyn stream::Stream`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/telnet-4f9bed1a27379d77
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::escapes_double_iac_correctly ... ok
[INFO] [stderr]    Doc-tests telnet
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/lib.rs -  (line 8) ... ignored
[INFO] [stdout] test src/lib.rs - Telnet::subnegotiate (line 341) ... ok
[INFO] [stdout] test src/lib.rs - Telnet::read_timeout (line 195) ... ok
[INFO] [stdout] test src/lib.rs - Telnet::negotiate (line 324) ... ok
[INFO] [stdout] test src/lib.rs - Telnet::connect (line 100) ... ok
[INFO] [stdout] test src/lib.rs - Telnet::read_nonblocking (line 244) ... ok
[INFO] [stdout] test src/lib.rs - Telnet::read (line 153) ... ok
[INFO] [stdout] test src/lib.rs - Telnet::write (line 290) ... ok
[INFO] [stdout] test src/lib.rs - Telnet (line 68) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "b1d090675ec9739b57a9ed53eb9be007b7a48bba24f74d729fb97237cdaa08e2"`
[INFO] running `"docker" "rm" "-f" "b1d090675ec9739b57a9ed53eb9be007b7a48bba24f74d729fb97237cdaa08e2"`
[INFO] [stdout] b1d090675ec9739b57a9ed53eb9be007b7a48bba24f74d729fb97237cdaa08e2