[INFO] crate boomerang 0.1.0 is already in cache
[INFO] testing boomerang-0.1.0 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate boomerang 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate boomerang 0.1.0 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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" "+28742a1146f10a4f09369baad027a464acb7a766" "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] abb6bec8b8a4006adfa494a53b447e8cb4354859cc93c73d941d0a9328886174
[INFO] running `"docker" "start" "-a" "abb6bec8b8a4006adfa494a53b447e8cb4354859cc93c73d941d0a9328886174"`
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[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 v0.1.40
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling tabular v0.1.4
[INFO] [stderr]    Compiling petgraph v0.5.0
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling parse_duration v2.1.0
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling derive_more v0.99.5
[INFO] [stderr]    Compiling darling_macro v0.10.2
[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] [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 dev [unoptimized + debuginfo] target(s) in 46.07s
[INFO] running `"docker" "inspect" "abb6bec8b8a4006adfa494a53b447e8cb4354859cc93c73d941d0a9328886174"`
[INFO] running `"docker" "rm" "-f" "abb6bec8b8a4006adfa494a53b447e8cb4354859cc93c73d941d0a9328886174"`
[INFO] [stdout] abb6bec8b8a4006adfa494a53b447e8cb4354859cc93c73d941d0a9328886174
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stdout] ebe5491fe1dcf4145eaf562bf4a747b8e90b9956f696ef1d33825bbb452eaed9
[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" "ebe5491fe1dcf4145eaf562bf4a747b8e90b9956f696ef1d33825bbb452eaed9"`
[INFO] [stderr]    Compiling boomerang v0.1.0 (/opt/rustwide/workdir)
[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] [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] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.21s
[INFO] running `"docker" "inspect" "ebe5491fe1dcf4145eaf562bf4a747b8e90b9956f696ef1d33825bbb452eaed9"`
[INFO] running `"docker" "rm" "-f" "ebe5491fe1dcf4145eaf562bf4a747b8e90b9956f696ef1d33825bbb452eaed9"`
[INFO] [stdout] ebe5491fe1dcf4145eaf562bf4a747b8e90b9956f696ef1d33825bbb452eaed9
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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" "+28742a1146f10a4f09369baad027a464acb7a766" "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] 5d5e23b9e1ebfc95cb19484a51ea8c7ee4e791292b263181b5a2fc87eb2e344f
[INFO] running `"docker" "start" "-a" "5d5e23b9e1ebfc95cb19484a51ea8c7ee4e791292b263181b5a2fc87eb2e344f"`
[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 0.18s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/boomerang-4614a447500d0b20
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hello_world-f38840aaf05b7b53
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests boomerang
[INFO] [stdout] test test ... ok
[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 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" "5d5e23b9e1ebfc95cb19484a51ea8c7ee4e791292b263181b5a2fc87eb2e344f"`
[INFO] running `"docker" "rm" "-f" "5d5e23b9e1ebfc95cb19484a51ea8c7ee4e791292b263181b5a2fc87eb2e344f"`
[INFO] [stdout] 5d5e23b9e1ebfc95cb19484a51ea8c7ee4e791292b263181b5a2fc87eb2e344f