[INFO] fetching crate pop-prob 0.1.1...
[INFO] testing pop-prob-0.1.1 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate pop-prob 0.1.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate pop-prob 0.1.1 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 pop-prob 0.1.1
[INFO] finished tweaking crates.io crate pop-prob 0.1.1
[INFO] tweaked toml for crates.io crate pop-prob 0.1.1 written to /workspace/builds/worker-1/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] fbfe725da70831d6277707fcef2633658bbc017e32ac6be9c4f7c867eafc7808
[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" "fbfe725da70831d6277707fcef2633658bbc017e32ac6be9c4f7c867eafc7808", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fbfe725da70831d6277707fcef2633658bbc017e32ac6be9c4f7c867eafc7808", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbfe725da70831d6277707fcef2633658bbc017e32ac6be9c4f7c867eafc7808", kill_on_drop: false }`
[INFO] [stdout] fbfe725da70831d6277707fcef2633658bbc017e32ac6be9c4f7c867eafc7808
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3a49bc91c6091d587f95b103c478138ae134e6e622225a7c3aa7e0c9321e2021
[INFO] running `Command { std: "docker" "start" "-a" "3a49bc91c6091d587f95b103c478138ae134e6e622225a7c3aa7e0c9321e2021", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.3.2
[INFO] [stderr]    Compiling pop-prob v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.89s
[INFO] running `Command { std: "docker" "inspect" "3a49bc91c6091d587f95b103c478138ae134e6e622225a7c3aa7e0c9321e2021", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a49bc91c6091d587f95b103c478138ae134e6e622225a7c3aa7e0c9321e2021", kill_on_drop: false }`
[INFO] [stdout] 3a49bc91c6091d587f95b103c478138ae134e6e622225a7c3aa7e0c9321e2021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 0890f01221b122ddb52f480d023be09d7913715530566e44efb7102c57fea734
[INFO] running `Command { std: "docker" "start" "-a" "0890f01221b122ddb52f480d023be09d7913715530566e44efb7102c57fea734", kill_on_drop: false }`
[INFO] [stderr]    Compiling pop-prob v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "0890f01221b122ddb52f480d023be09d7913715530566e44efb7102c57fea734", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0890f01221b122ddb52f480d023be09d7913715530566e44efb7102c57fea734", kill_on_drop: false }`
[INFO] [stdout] 0890f01221b122ddb52f480d023be09d7913715530566e44efb7102c57fea734
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e85456dad62a5b28f1f9a25851d062b1b191f7b40c5145454f7215a23e37840a
[INFO] running `Command { std: "docker" "start" "-a" "e85456dad62a5b28f1f9a25851d062b1b191f7b40c5145454f7215a23e37840a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pop_prob-633df1cbb1e41d8d)
[INFO] [stdout] 
[INFO] [stdout] running 37 tests
[INFO] [stdout] test fac::tests::fac_1 ... ok
[INFO] [stdout] test fac::tests::fac_2 ... ok
[INFO] [stdout] test fac::tests::fac_0 ... ok
[INFO] [stdout] test fac::tests::fac_32 ... ok
[INFO] [stdout] test fac::tests::fac_16 ... ok
[INFO] [stdout] test fac::tests::fac_4 ... ok
[INFO] [stdout] test snsk::tests::snsk_0_0 ... ok
[INFO] [stdout] test snsk::tests::snsk_1_0 ... ok
[INFO] [stdout] test snsk::tests::snsk_1_1 ... ok
[INFO] [stdout] test snsk::tests::snsk_3_2 ... ok
[INFO] [stdout] test fac::tests::fac_all_at_once ... ok
[INFO] [stdout] test fac::tests::fac_8 ... ok
[INFO] [stdout] test snsk::tests::snsk_4_3 ... ok
[INFO] [stdout] test snsk::tests::snsk_5_2 ... ok
[INFO] [stdout] test fac::tests::fac_64 ... ok
[INFO] [stdout] test snsk::tests::snsk_5_3 ... ok
[INFO] [stdout] test snsk::tests::snsk_5_4 ... ok
[INFO] [stdout] test snsk::tests::snsk_6_2 ... ok
[INFO] [stdout] test snsk::tests::snsk_10_5 ... ok
[INFO] [stdout] test snsk::tests::snsk_6_5 ... ok
[INFO] [stdout] test snsk::tests::snsk_6_3 ... ok
[INFO] [stdout] test snsk::tests::snsk_7_4 ... ok
[INFO] [stdout] test snsk::tests::snsk_7_2 ... ok
[INFO] [stdout] test snsk::tests::snsk_6_4 ... ok
[INFO] [stdout] test snsk::tests::snsk_7_3 ... ok
[INFO] [stdout] test snsk::tests::snsk_4_4 ... ok
[INFO] [stdout] test snsk::tests::snsk_7_5 ... ok
[INFO] [stdout] test snsk::tests::snsk_4_2 ... ok
[INFO] [stdout] test snsk::tests::snsk_9_4 ... ok
[INFO] [stdout] test snsk::tests::snsk_4_1 ... ok
[INFO] [stdout] test snsk::tests::snsk_7_6 ... ok
[INFO] [stdout] test snsk::tests::snsk_all_at_once ... ok
[INFO] [stdout] test snsk::tests::snsk_3_3 ... ok
[INFO] [stdout] test snsk::tests::snsk_k_larger_than_n ... ok
[INFO] [stdout] test snsk::tests::snsk_3_1 ... ok
[INFO] [stdout] test snsk::tests::snsk_2_2 ... ok
[INFO] [stdout] test snsk::tests::snsk_2_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 37 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pop-prob
[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" "e85456dad62a5b28f1f9a25851d062b1b191f7b40c5145454f7215a23e37840a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e85456dad62a5b28f1f9a25851d062b1b191f7b40c5145454f7215a23e37840a", kill_on_drop: false }`
[INFO] [stdout] e85456dad62a5b28f1f9a25851d062b1b191f7b40c5145454f7215a23e37840a