[INFO] fetching crate boomerang 0.1.0... [INFO] testing boomerang-0.1.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] extracting crate boomerang 0.1.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate boomerang 0.1.0 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 crates.io crate boomerang 0.1.0 [INFO] finished tweaking crates.io crate boomerang 0.1.0 [INFO] tweaked toml for crates.io crate boomerang 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [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 tabular v0.1.4 [INFO] [stderr] Downloaded parse_duration v2.1.1 [INFO] [stderr] Downloaded boomerang_derive v0.1.0 [INFO] running `Command { std: "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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dfafee673b525d47afd7919bc5780dce44e271011e15fe68c4726825e7581e36 [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" "dfafee673b525d47afd7919bc5780dce44e271011e15fe68c4726825e7581e36", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dfafee673b525d47afd7919bc5780dce44e271011e15fe68c4726825e7581e36", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dfafee673b525d47afd7919bc5780dce44e271011e15fe68c4726825e7581e36", kill_on_drop: false }` [INFO] [stdout] dfafee673b525d47afd7919bc5780dce44e271011e15fe68c4726825e7581e36 [INFO] running `Command { std: "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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9b71ff082504621d7690e056cf5a03b9d315130ecde6bf48b0fe947ba1f1ef5c [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" "9b71ff082504621d7690e056cf5a03b9d315130ecde6bf48b0fe947ba1f1ef5c", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling hashbrown v0.11.2 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling fixedbitset v0.2.0 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling tabular v0.1.4 [INFO] [stderr] Compiling petgraph v0.5.1 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling num v0.2.1 [INFO] [stderr] Compiling parse_duration v2.1.1 [INFO] [stderr] Compiling darling_core v0.10.2 [INFO] [stderr] Compiling darling_macro v0.10.2 [INFO] [stderr] Compiling derive_more v0.99.16 [INFO] [stderr] Compiling darling v0.10.2 [INFO] [stderr] Compiling boomerang_derive v0.1.0 [INFO] [stderr] Compiling boomerang v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `next_time` is never read [INFO] [stdout] --> src/scheduler.rs:310:17 [INFO] [stdout] | [INFO] [stdout] 310 | next_time = event.expect("Unexpected None() event.").time; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 01s [INFO] running `Command { std: "docker" "inspect" "9b71ff082504621d7690e056cf5a03b9d315130ecde6bf48b0fe947ba1f1ef5c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9b71ff082504621d7690e056cf5a03b9d315130ecde6bf48b0fe947ba1f1ef5c", kill_on_drop: false }` [INFO] [stdout] 9b71ff082504621d7690e056cf5a03b9d315130ecde6bf48b0fe947ba1f1ef5c [INFO] running `Command { std: "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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 54fd2374b10208b67997dfd9330ab9544cbfb55767b0fcebd61aeb153bdbd4e8 [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" "54fd2374b10208b67997dfd9330ab9544cbfb55767b0fcebd61aeb153bdbd4e8", kill_on_drop: false }` [INFO] [stderr] Compiling boomerang v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `next_time` is never read [INFO] [stdout] --> src/scheduler.rs:310:17 [INFO] [stdout] | [INFO] [stdout] 310 | next_time = event.expect("Unexpected None() event.").time; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `next_time` is never read [INFO] [stdout] --> src/scheduler.rs:310:17 [INFO] [stdout] | [INFO] [stdout] 310 | next_time = event.expect("Unexpected None() event.").time; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] digraph { [INFO] [stdout] 0 [ label = "rea_foo" ] [INFO] [stdout] 1 [ label = "HelloWorld" ] [INFO] [stdout] 2 [ label = "tri_tim1" ] [INFO] [stdout] 3 [ label = "out_out1" ] [INFO] [stdout] 4 [ label = "tri_in1" ] [INFO] [stdout] 5 [ label = "rea_bar" ] [INFO] [stdout] 6 [ label = "inp_in1" ] [INFO] [stdout] 0 -> 1 [ ] [INFO] [stdout] 2 -> 0 [ ] [INFO] [stdout] 0 -> 3 [ ] [INFO] [stdout] 0 -> 4 [ ] [INFO] [stdout] 5 -> 1 [ ] [INFO] [stdout] 4 -> 5 [ ] [INFO] [stdout] 5 -> 6 [ ] [INFO] [stdout] 6 -> 3 [ ] [INFO] [stdout] } [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.41s [INFO] running `Command { std: "docker" "inspect" "54fd2374b10208b67997dfd9330ab9544cbfb55767b0fcebd61aeb153bdbd4e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "54fd2374b10208b67997dfd9330ab9544cbfb55767b0fcebd61aeb153bdbd4e8", kill_on_drop: false }` [INFO] [stdout] 54fd2374b10208b67997dfd9330ab9544cbfb55767b0fcebd61aeb153bdbd4e8 [INFO] running `Command { std: "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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] bb2fab08aa482557c8521b3f96bcf19471c3e3d47e0719a3fe3542527a873ea1 [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" "bb2fab08aa482557c8521b3f96bcf19471c3e3d47e0719a3fe3542527a873ea1", kill_on_drop: false }` [INFO] [stderr] warning: value assigned to `next_time` is never read [INFO] [stderr] --> src/scheduler.rs:310:17 [INFO] [stderr] | [INFO] [stderr] 310 | next_time = event.expect("Unexpected None() event.").time; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: value assigned to `next_time` is never read [INFO] [stderr] --> src/scheduler.rs:310:17 [INFO] [stderr] | [INFO] [stderr] 310 | next_time = event.expect("Unexpected None() event.").time; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/boomerang-1853df262698f936) [INFO] [stdout] running 0 tests [INFO] [stderr] Running tests/hello_world.rs (/opt/rustwide/target/debug/deps/hello_world-80ff12bf7706a06b) [INFO] [stdout] [INFO] [stderr] Doc-tests boomerang [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 1 test [INFO] [stdout] test test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 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] running `Command { std: "docker" "inspect" "bb2fab08aa482557c8521b3f96bcf19471c3e3d47e0719a3fe3542527a873ea1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bb2fab08aa482557c8521b3f96bcf19471c3e3d47e0719a3fe3542527a873ea1", kill_on_drop: false }` [INFO] [stdout] bb2fab08aa482557c8521b3f96bcf19471c3e3d47e0719a3fe3542527a873ea1