[INFO] fetching crate number-encoding 0.1.0...
[INFO] testing number-encoding-0.1.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate number-encoding 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate number-encoding 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 number-encoding 0.1.0
[INFO] finished tweaking crates.io crate number-encoding 0.1.0
[INFO] tweaked toml for crates.io crate number-encoding 0.1.0 written to /workspace/builds/worker-2/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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e4d4935311a16f4d8d47e200e0e7030c2ffecf7c8301709d7f7bcc9537670885
[INFO] running `Command { std: "docker" "start" "-a" "e4d4935311a16f4d8d47e200e0e7030c2ffecf7c8301709d7f7bcc9537670885", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4d4935311a16f4d8d47e200e0e7030c2ffecf7c8301709d7f7bcc9537670885", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4d4935311a16f4d8d47e200e0e7030c2ffecf7c8301709d7f7bcc9537670885", kill_on_drop: false }`
[INFO] [stdout] e4d4935311a16f4d8d47e200e0e7030c2ffecf7c8301709d7f7bcc9537670885
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] b8cd3d57785c6af92327a1df4a69a697ec04249f5367d53d79c7ea2113a68257
[INFO] running `Command { std: "docker" "start" "-a" "b8cd3d57785c6af92327a1df4a69a697ec04249f5367d53d79c7ea2113a68257", kill_on_drop: false }`
[INFO] [stderr]    Compiling number-encoding v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "b8cd3d57785c6af92327a1df4a69a697ec04249f5367d53d79c7ea2113a68257", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8cd3d57785c6af92327a1df4a69a697ec04249f5367d53d79c7ea2113a68257", kill_on_drop: false }`
[INFO] [stdout] b8cd3d57785c6af92327a1df4a69a697ec04249f5367d53d79c7ea2113a68257
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] b79786a9b787e3d57e96e2531d1edd7c03858b289ceeb78b92ae45aac7bd4dc3
[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" "b79786a9b787e3d57e96e2531d1edd7c03858b289ceeb78b92ae45aac7bd4dc3", kill_on_drop: false }`
[INFO] [stderr]    Compiling number-encoding v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "b79786a9b787e3d57e96e2531d1edd7c03858b289ceeb78b92ae45aac7bd4dc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b79786a9b787e3d57e96e2531d1edd7c03858b289ceeb78b92ae45aac7bd4dc3", kill_on_drop: false }`
[INFO] [stdout] b79786a9b787e3d57e96e2531d1edd7c03858b289ceeb78b92ae45aac7bd4dc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 2d88db0bc2f6c24e3be9f8ffbb3e0c9a7ceb69daac3a9a5d409345d0bb8adc39
[INFO] running `Command { std: "docker" "start" "-a" "2d88db0bc2f6c24e3be9f8ffbb3e0c9a7ceb69daac3a9a5d409345d0bb8adc39", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/number_encoding-990cf334cbe6e666)
[INFO] [stdout] running 13 tests
[INFO] [stdout] test is_unordered_set_ok ... ok
[INFO] [stdout] test greatest_common_divisor_ok ... ok
[INFO] [stdout] test factorial_ok ... ok
[INFO] [stdout] test combination_ok ... ok
[INFO] [stdout] test combinadics::iter_ok ... ok
[INFO] [stdout] test combinadics::iter_new_from_ok ... ok
[INFO] [stdout] test combinadics::encode_ok ... ok
[INFO] [stdout] test is_ordered_set_ok ... ok
[INFO] [stdout] test factoradics::decode_ok ... ok
[INFO] [stdout] test factoradics::encode_ok ... ok
[INFO] [stdout] test factoradics::iter_ok ... ok
[INFO] [stdout] test combinadics::decode_ok ... ok
[INFO] [stderr]    Doc-tests number-encoding
[INFO] [stdout] test factoradics::decode_encode_bij ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test src/combinadics.rs - combinadics::encode (line 141) ... ok
[INFO] [stdout] test src/combinadics.rs - combinadics::decode (line 66) ... ok
[INFO] [stdout] test src/combinadics.rs - combinadics::Iter (line 190) ... ok
[INFO] [stdout] test src/combinadics.rs - combinadics::Iter (line 206) ... ok
[INFO] [stdout] test src/combinadics.rs - combinadics::decode_mut (line 25) ... ok
[INFO] [stdout] test src/factoradics.rs - factoradics::decode (line 59) ... ok
[INFO] [stdout] test src/factoradics.rs - factoradics::Iter (line 208) ... ok
[INFO] [stdout] test src/factoradics.rs - factoradics::decode (line 75) ... ok
[INFO] [stdout] test src/factoradics.rs - factoradics::encode (line 116) ... ok
[INFO] [stdout] test src/factoradics.rs - factoradics::Iter (line 183) ... ok
[INFO] [stdout] test src/combinadics.rs - combinadics::encode (line 127) ... ok
[INFO] [stdout] test src/lib.rs - factorial (line 78) ... ok
[INFO] [stdout] test src/combinadics.rs - combinadics::decode (line 82) ... ok
[INFO] [stdout] test src/factoradics.rs - factoradics::encode (line 131) ... ok
[INFO] [stdout] test src/lib.rs - combination (line 117) ... ok
[INFO] [stdout] test src/factoradics.rs - factoradics::Iter (line 197) ... ok
[INFO] [stdout] test src/lib.rs - greatest_common_divisor (line 32) ... ok
[INFO] [stdout] test src/factoradics.rs - factoradics::decode_mut (line 25) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.19s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2d88db0bc2f6c24e3be9f8ffbb3e0c9a7ceb69daac3a9a5d409345d0bb8adc39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d88db0bc2f6c24e3be9f8ffbb3e0c9a7ceb69daac3a9a5d409345d0bb8adc39", kill_on_drop: false }`
[INFO] [stdout] 2d88db0bc2f6c24e3be9f8ffbb3e0c9a7ceb69daac3a9a5d409345d0bb8adc39