[INFO] cloning repository https://github.com/BookOwl/rusty-markov [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BookOwl/rusty-markov" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBookOwl%2Frusty-markov"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBookOwl%2Frusty-markov'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 5afc737327be960a072b240dcb8aee0b94066df2 [INFO] testing BookOwl/rusty-markov against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBookOwl%2Frusty-markov" "/workspace/builds/worker-0/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/BookOwl/rusty-markov 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/BookOwl/rusty-markov [INFO] finished tweaking git repo https://github.com/BookOwl/rusty-markov [INFO] tweaked toml for git repo https://github.com/BookOwl/rusty-markov written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/BookOwl/rusty-markov 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] [stderr] Blocking waiting for file lock on package cache [INFO] running `"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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stdout] da8dd83637b5039a904ce24f6b4da18e45180101b4ce2c23c19b42f65d84adcd [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" "da8dd83637b5039a904ce24f6b4da18e45180101b4ce2c23c19b42f65d84adcd"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.17 [INFO] [stderr] Compiling ansi_term v0.9.0 [INFO] [stderr] Compiling strsim v0.5.2 [INFO] [stderr] Compiling unicode-width v0.1.3 [INFO] [stderr] Compiling unicode-segmentation v0.1.3 [INFO] [stderr] Compiling bitflags v0.7.0 [INFO] [stderr] Compiling vec_map v0.6.0 [INFO] [stderr] Compiling term_size v0.2.1 [INFO] [stderr] Compiling rand v0.3.15 [INFO] [stderr] Compiling clap v2.19.1 [INFO] [stderr] Compiling markov v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:18:17 [INFO] [stderr] | [INFO] [stderr] 18 | let mut f = try!(File::open(path)); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:22:5 [INFO] [stderr] | [INFO] [stderr] 22 | try!(f.read_to_string(&mut s)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:153:17 [INFO] [stderr] | [INFO] [stderr] 153 | s.push_str(&try!(generate_sentence(&bigrams))); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:159:21 [INFO] [stderr] | [INFO] [stderr] 159 | s.push_str(&try!(generate_sentence(&bigrams))); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: missing fragment specifier [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/clap-2.19.1/src/macros.rs:510:41 [INFO] [stderr] | [INFO] [stderr] 510 | (@arg ($arg:expr) $modes:tt !$ident $($tail:tt)*) => { [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(missing_fragment_specifier)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #40107 [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 13.57s [INFO] running `"docker" "inspect" "da8dd83637b5039a904ce24f6b4da18e45180101b4ce2c23c19b42f65d84adcd"` [INFO] running `"docker" "rm" "-f" "da8dd83637b5039a904ce24f6b4da18e45180101b4ce2c23c19b42f65d84adcd"` [INFO] [stdout] da8dd83637b5039a904ce24f6b4da18e45180101b4ce2c23c19b42f65d84adcd [INFO] running `"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" "/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] ddb6b00e890c713d164fd472b0c004160d96448e697b6ba4ba5741e136bd063b [INFO] running `"docker" "start" "-a" "ddb6b00e890c713d164fd472b0c004160d96448e697b6ba4ba5741e136bd063b"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling markov v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:18:17 [INFO] [stderr] | [INFO] [stderr] 18 | let mut f = try!(File::open(path)); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:22:5 [INFO] [stderr] | [INFO] [stderr] 22 | try!(f.read_to_string(&mut s)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:153:17 [INFO] [stderr] | [INFO] [stderr] 153 | s.push_str(&try!(generate_sentence(&bigrams))); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:159:21 [INFO] [stderr] | [INFO] [stderr] 159 | s.push_str(&try!(generate_sentence(&bigrams))); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: missing fragment specifier [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/clap-2.19.1/src/macros.rs:510:41 [INFO] [stderr] | [INFO] [stderr] 510 | (@arg ($arg:expr) $modes:tt !$ident $($tail:tt)*) => { [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(missing_fragment_specifier)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #40107 [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.76s [INFO] running `"docker" "inspect" "ddb6b00e890c713d164fd472b0c004160d96448e697b6ba4ba5741e136bd063b"` [INFO] running `"docker" "rm" "-f" "ddb6b00e890c713d164fd472b0c004160d96448e697b6ba4ba5741e136bd063b"` [INFO] [stdout] ddb6b00e890c713d164fd472b0c004160d96448e697b6ba4ba5741e136bd063b [INFO] running `"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" "/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] 502d0ea26b0a67ead62a3071cde99914d2b0faec7002b0b3692e653d075010fe [INFO] running `"docker" "start" "-a" "502d0ea26b0a67ead62a3071cde99914d2b0faec7002b0b3692e653d075010fe"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:18:17 [INFO] [stderr] | [INFO] [stderr] 18 | let mut f = try!(File::open(path)); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:22:5 [INFO] [stderr] | [INFO] [stderr] 22 | try!(f.read_to_string(&mut s)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:153:17 [INFO] [stderr] | [INFO] [stderr] 153 | s.push_str(&try!(generate_sentence(&bigrams))); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:159:21 [INFO] [stderr] | [INFO] [stderr] 159 | s.push_str(&try!(generate_sentence(&bigrams))); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: missing fragment specifier [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/clap-2.19.1/src/macros.rs:510:41 [INFO] [stderr] | [INFO] [stderr] 510 | (@arg ($arg:expr) $modes:tt !$ident $($tail:tt)*) => { [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(missing_fragment_specifier)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #40107 [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/markov-27fb23836ca72fc0 [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" "502d0ea26b0a67ead62a3071cde99914d2b0faec7002b0b3692e653d075010fe"` [INFO] running `"docker" "rm" "-f" "502d0ea26b0a67ead62a3071cde99914d2b0faec7002b0b3692e653d075010fe"` [INFO] [stdout] 502d0ea26b0a67ead62a3071cde99914d2b0faec7002b0b3692e653d075010fe