[INFO] fetching crate rast 0.1.0-alpha.0... [INFO] testing rast-0.1.0-alpha.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] extracting crate rast 0.1.0-alpha.0 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate rast 0.1.0-alpha.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rast 0.1.0-alpha.0 [INFO] finished tweaking crates.io crate rast 0.1.0-alpha.0 [INFO] tweaked toml for crates.io crate rast 0.1.0-alpha.0 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded extreme v666.666.666666 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4d24959970f104a57a8590f0860108d46496ad287874e924ed0fd278f0712d8b [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" "4d24959970f104a57a8590f0860108d46496ad287874e924ed0fd278f0712d8b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4d24959970f104a57a8590f0860108d46496ad287874e924ed0fd278f0712d8b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4d24959970f104a57a8590f0860108d46496ad287874e924ed0fd278f0712d8b", kill_on_drop: false }` [INFO] [stdout] 4d24959970f104a57a8590f0860108d46496ad287874e924ed0fd278f0712d8b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 12ac8955f3a3fd426e65adc5ec8aa0a01450a4002c75d0b5e881c4474e2388ed [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" "12ac8955f3a3fd426e65adc5ec8aa0a01450a4002c75d0b5e881c4474e2388ed", kill_on_drop: false }` [INFO] [stderr] Compiling rast v0.1.0-alpha.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.54s [INFO] running `Command { std: "docker" "inspect" "12ac8955f3a3fd426e65adc5ec8aa0a01450a4002c75d0b5e881c4474e2388ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "12ac8955f3a3fd426e65adc5ec8aa0a01450a4002c75d0b5e881c4474e2388ed", kill_on_drop: false }` [INFO] [stdout] 12ac8955f3a3fd426e65adc5ec8aa0a01450a4002c75d0b5e881c4474e2388ed [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2e740e56b592b1a75f4b98199459f3748e6b9cfa49662c836a356a27e3eeda33 [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" "2e740e56b592b1a75f4b98199459f3748e6b9cfa49662c836a356a27e3eeda33", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.107 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling termcolor v1.1.2 [INFO] [stderr] Compiling extreme v666.666.666666 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling rast v0.1.0-alpha.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `worker_idx` [INFO] [stdout] --> src/nemesis/nemesis.rs:42:3 [INFO] [stdout] | [INFO] [stdout] 42 | worker_idx: u64, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `start` [INFO] [stdout] --> src/nemesis/nemesis.rs:43:3 [INFO] [stdout] | [INFO] [stdout] 43 | start: Instant, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `req` [INFO] [stdout] --> src/nemesis/nemesis.rs:44:3 [INFO] [stdout] | [INFO] [stdout] 44 | req: ReadReq, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `finish` [INFO] [stdout] --> src/nemesis/nemesis.rs:46:3 [INFO] [stdout] | [INFO] [stdout] 46 | finish: Instant, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `worker_idx` [INFO] [stdout] --> src/nemesis/nemesis.rs:51:3 [INFO] [stdout] | [INFO] [stdout] 51 | worker_idx: u64, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `start` [INFO] [stdout] --> src/nemesis/nemesis.rs:52:3 [INFO] [stdout] | [INFO] [stdout] 52 | start: Instant, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `finish` [INFO] [stdout] --> src/nemesis/nemesis.rs:55:3 [INFO] [stdout] | [INFO] [stdout] 55 | finish: Instant, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message contains an unused formatting placeholder [INFO] [stdout] --> src/testutil/noopfuture.rs:45:54 [INFO] [stdout] | [INFO] [stdout] 45 | Poll::Pending => panic!("unexpectedly not ready: {:?}"), [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this message is not used as a format string when given without arguments, but will be in Rust 2021 [INFO] [stdout] help: add the missing argument [INFO] [stdout] | [INFO] [stdout] 45 | Poll::Pending => panic!("unexpectedly not ready: {:?}", ...), [INFO] [stdout] | +++++ [INFO] [stdout] help: or add a "{}" format string to use the message literally [INFO] [stdout] | [INFO] [stdout] 45 | Poll::Pending => panic!("{}", "unexpectedly not ready: {:?}"), [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 23.10s [INFO] running `Command { std: "docker" "inspect" "2e740e56b592b1a75f4b98199459f3748e6b9cfa49662c836a356a27e3eeda33", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e740e56b592b1a75f4b98199459f3748e6b9cfa49662c836a356a27e3eeda33", kill_on_drop: false }` [INFO] [stdout] 2e740e56b592b1a75f4b98199459f3748e6b9cfa49662c836a356a27e3eeda33 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b73ddafe13de7ba0604a62de0278760b4721fdb375d741a69576249fe60da075 [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" "b73ddafe13de7ba0604a62de0278760b4721fdb375d741a69576249fe60da075", kill_on_drop: false }` [INFO] [stderr] warning: field is never read: `worker_idx` [INFO] [stderr] --> src/nemesis/nemesis.rs:42:3 [INFO] [stderr] | [INFO] [stderr] 42 | worker_idx: u64, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `start` [INFO] [stderr] --> src/nemesis/nemesis.rs:43:3 [INFO] [stderr] | [INFO] [stderr] 43 | start: Instant, [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `req` [INFO] [stderr] --> src/nemesis/nemesis.rs:44:3 [INFO] [stderr] | [INFO] [stderr] 44 | req: ReadReq, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `finish` [INFO] [stderr] --> src/nemesis/nemesis.rs:46:3 [INFO] [stderr] | [INFO] [stderr] 46 | finish: Instant, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `worker_idx` [INFO] [stderr] --> src/nemesis/nemesis.rs:51:3 [INFO] [stderr] | [INFO] [stderr] 51 | worker_idx: u64, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `start` [INFO] [stderr] --> src/nemesis/nemesis.rs:52:3 [INFO] [stderr] | [INFO] [stderr] 52 | start: Instant, [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `finish` [INFO] [stderr] --> src/nemesis/nemesis.rs:55:3 [INFO] [stderr] | [INFO] [stderr] 55 | finish: Instant, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: panic message contains an unused formatting placeholder [INFO] [stderr] --> src/testutil/noopfuture.rs:45:54 [INFO] [stderr] | [INFO] [stderr] 45 | Poll::Pending => panic!("unexpectedly not ready: {:?}"), [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stderr] = note: this message is not used as a format string when given without arguments, but will be in Rust 2021 [INFO] [stderr] help: add the missing argument [INFO] [stderr] | [INFO] [stderr] 45 | Poll::Pending => panic!("unexpectedly not ready: {:?}", ...), [INFO] [stderr] | +++++ [INFO] [stderr] help: or add a "{}" format string to use the message literally [INFO] [stderr] | [INFO] [stderr] 45 | Poll::Pending => panic!("{}", "unexpectedly not ready: {:?}"), [INFO] [stderr] | +++++ [INFO] [stderr] [INFO] [stderr] warning: `rast` (lib test) generated 8 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rast-97466ad8a40f206b) [INFO] [stdout] [INFO] [stdout] running 15 tests [INFO] [stdout] test compressed_log::tests::compressed_log ... ok [INFO] [stdout] test raft::tests::election_one ... ok [INFO] [stdout] test raft::tests::leader_timeout ... ok [INFO] [stdout] test raft::tests::write_future ... ok [INFO] [stdout] test raft::tests::regression_request_starts_election ... ok [INFO] [stdout] test raft::tests::overwrite_entries ... ok [INFO] [stdout] test raft::tests::tick ... ok [INFO] [stdout] test raft::tests::read_future ... ok [INFO] [stdout] test compressed_log::tests::empty ... ok [INFO] [stdout] test nemesis::nemesis::tests::validate_ops ... ok [INFO] [stdout] test raft::tests::election_multi ... ok [INFO] [stdout] test compressed_log::tests::extend ... ok [INFO] [stdout] test raft::tests::regression_follower_write ... ok [INFO] [stderr] Doc-tests rast [INFO] [stdout] test nemesis::nemesis::tests::nemesis_single ... ok [INFO] [stdout] test nemesis::nemesis::tests::nemesis_multi ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - (line 26) ... ok [INFO] [stdout] test src/lib.rs - (line 11) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.35s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "b73ddafe13de7ba0604a62de0278760b4721fdb375d741a69576249fe60da075", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b73ddafe13de7ba0604a62de0278760b4721fdb375d741a69576249fe60da075", kill_on_drop: false }` [INFO] [stdout] b73ddafe13de7ba0604a62de0278760b4721fdb375d741a69576249fe60da075