[INFO] cloning repository https://github.com/andreivasiliu/demimud
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andreivasiliu/demimud" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandreivasiliu%2Fdemimud", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandreivasiliu%2Fdemimud'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 537b899a3c9a6a874e9041fe0c912bf3b74d000c
[INFO] testing andreivasiliu/demimud against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandreivasiliu%2Fdemimud" "/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/andreivasiliu/demimud on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/andreivasiliu/demimud
[INFO] finished tweaking git repo https://github.com/andreivasiliu/demimud
[INFO] tweaked toml for git repo https://github.com/andreivasiliu/demimud written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/andreivasiliu/demimud already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libtelnet-rs v1.1.2
[INFO] [stderr]   Downloaded string-interner v0.12.2
[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" "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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6eaaf377c1abcc6087063613083d3608b3447e5d33d6df2760f2cee1de2f0291
[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" "6eaaf377c1abcc6087063613083d3608b3447e5d33d6df2760f2cee1de2f0291", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6eaaf377c1abcc6087063613083d3608b3447e5d33d6df2760f2cee1de2f0291", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6eaaf377c1abcc6087063613083d3608b3447e5d33d6df2760f2cee1de2f0291", kill_on_drop: false }`
[INFO] [stdout] 6eaaf377c1abcc6087063613083d3608b3447e5d33d6df2760f2cee1de2f0291
[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" "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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73cdba0d0fd2856bcd243df99e0f428768ad363451edaf1b0eeef94a04e8dd0a
[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" "73cdba0d0fd2856bcd243df99e0f428768ad363451edaf1b0eeef94a04e8dd0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.92
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.68
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling ahash v0.4.7
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]    Compiling libtelnet-rs v1.1.2
[INFO] [stderr]    Compiling wasi v0.10.2+wasi-snapshot-preview1
[INFO] [stderr]    Compiling libloading v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling netcore v0.1.0 (/opt/rustwide/workdir/netcore)
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling regex v1.4.5
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling bincode v1.3.2
[INFO] [stderr]    Compiling string-interner v0.12.2
[INFO] [stderr]    Compiling mudlib v0.1.0 (/opt/rustwide/workdir/mudlib)
[INFO] [stdout] warning: `extern` fn uses type `Box<[u8]>`, which is not FFI-safe
[INFO] [stdout]   --> mudlib/src/net.rs:62:69
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub extern "C" fn do_things(net_server: &mut NetServer, entry_code: EntryCode) -> ExitCode {
[INFO] [stdout]    |                                                                     ^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout]    = note: box cannot be represented as a single pointer
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `Box<[u8]>`, which is not FFI-safe
[INFO] [stdout]   --> mudlib/src/net.rs:62:83
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub extern "C" fn do_things(net_server: &mut NetServer, entry_code: EntryCode) -> ExitCode {
[INFO] [stdout]    |                                                                                   ^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = note: box cannot be represented as a single pointer
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling clicore v0.1.0 (/opt/rustwide/workdir/clicore)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.25s
[INFO] running `Command { std: "docker" "inspect" "73cdba0d0fd2856bcd243df99e0f428768ad363451edaf1b0eeef94a04e8dd0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73cdba0d0fd2856bcd243df99e0f428768ad363451edaf1b0eeef94a04e8dd0a", kill_on_drop: false }`
[INFO] [stdout] 73cdba0d0fd2856bcd243df99e0f428768ad363451edaf1b0eeef94a04e8dd0a
[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" "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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] 1f718efaa1c9e18c10f98cb938b21d14ac8d8c9f2b570cd4d455a0ae532a99bb
[INFO] running `Command { std: "docker" "start" "-a" "1f718efaa1c9e18c10f98cb938b21d14ac8d8c9f2b570cd4d455a0ae532a99bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling netcore v0.1.0 (/opt/rustwide/workdir/netcore)
[INFO] [stderr]    Compiling mudlib v0.1.0 (/opt/rustwide/workdir/mudlib)
[INFO] [stderr]    Compiling clicore v0.1.0 (/opt/rustwide/workdir/clicore)
[INFO] [stdout] warning: `extern` fn uses type `Box<[u8]>`, which is not FFI-safe
[INFO] [stdout]   --> mudlib/src/net.rs:62:69
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub extern "C" fn do_things(net_server: &mut NetServer, entry_code: EntryCode) -> ExitCode {
[INFO] [stdout]    |                                                                     ^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout]    = note: box cannot be represented as a single pointer
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `Box<[u8]>`, which is not FFI-safe
[INFO] [stdout]   --> mudlib/src/net.rs:62:83
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub extern "C" fn do_things(net_server: &mut NetServer, entry_code: EntryCode) -> ExitCode {
[INFO] [stdout]    |                                                                                   ^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = note: box cannot be represented as a single pointer
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `Box<[u8]>`, which is not FFI-safe
[INFO] [stdout]   --> mudlib/src/net.rs:62:69
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub extern "C" fn do_things(net_server: &mut NetServer, entry_code: EntryCode) -> ExitCode {
[INFO] [stdout]    |                                                                     ^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout]    = note: box cannot be represented as a single pointer
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `Box<[u8]>`, which is not FFI-safe
[INFO] [stdout]   --> mudlib/src/net.rs:62:83
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub extern "C" fn do_things(net_server: &mut NetServer, entry_code: EntryCode) -> ExitCode {
[INFO] [stdout]    |                                                                                   ^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = note: box cannot be represented as a single pointer
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 13.19s
[INFO] running `Command { std: "docker" "inspect" "1f718efaa1c9e18c10f98cb938b21d14ac8d8c9f2b570cd4d455a0ae532a99bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f718efaa1c9e18c10f98cb938b21d14ac8d8c9f2b570cd4d455a0ae532a99bb", kill_on_drop: false }`
[INFO] [stdout] 1f718efaa1c9e18c10f98cb938b21d14ac8d8c9f2b570cd4d455a0ae532a99bb
[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" "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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9133f1087d0a84222862cfd85a6412831524a44f240819ea88c17753e06fa8fc
[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" "9133f1087d0a84222862cfd85a6412831524a44f240819ea88c17753e06fa8fc", kill_on_drop: false }`
[INFO] [stderr] warning: `extern` fn uses type `Box<[u8]>`, which is not FFI-safe
[INFO] [stderr]   --> mudlib/src/net.rs:62:69
[INFO] [stderr]    |
[INFO] [stderr] 62 | pub extern "C" fn do_things(net_server: &mut NetServer, entry_code: EntryCode) -> ExitCode {
[INFO] [stderr]    |                                                                     ^^^^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stderr]    = note: box cannot be represented as a single pointer
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` fn uses type `Box<[u8]>`, which is not FFI-safe
[INFO] [stderr]   --> mudlib/src/net.rs:62:83
[INFO] [stderr]    |
[INFO] [stderr] 62 | pub extern "C" fn do_things(net_server: &mut NetServer, entry_code: EntryCode) -> ExitCode {
[INFO] [stderr]    |                                                                                   ^^^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = note: box cannot be represented as a single pointer
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` fn uses type `Box<[u8]>`, which is not FFI-safe
[INFO] [stderr]   --> mudlib/src/net.rs:62:69
[INFO] [stderr]    |
[INFO] [stderr] 62 | pub extern "C" fn do_things(net_server: &mut NetServer, entry_code: EntryCode) -> ExitCode {
[INFO] [stderr]    |                                                                     ^^^^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stderr]    = note: box cannot be represented as a single pointer
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` fn uses type `Box<[u8]>`, which is not FFI-safe
[INFO] [stderr]   --> mudlib/src/net.rs:62:83
[INFO] [stderr]    |
[INFO] [stderr] 62 | pub extern "C" fn do_things(net_server: &mut NetServer, entry_code: EntryCode) -> ExitCode {
[INFO] [stderr]    |                                                                                   ^^^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = note: box cannot be represented as a single pointer
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/clicore-8dfcb72f5ced7ea9)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mudlib-e9f76c533d6708c0)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/netcore-75ac1698d08da2e3)
[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] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/netcore-f6a612e827201490)
[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] [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] [stderr]    Doc-tests mudlib
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/acting.rs - acting (line 15) ... ignored
[INFO] [stdout] test src/acting.rs - acting (line 7) ... ignored
[INFO] [stdout] test src/find_entities.rs - find_entities (line 13) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests netcore
[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" "9133f1087d0a84222862cfd85a6412831524a44f240819ea88c17753e06fa8fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9133f1087d0a84222862cfd85a6412831524a44f240819ea88c17753e06fa8fc", kill_on_drop: false }`
[INFO] [stdout] 9133f1087d0a84222862cfd85a6412831524a44f240819ea88c17753e06fa8fc