[INFO] fetching crate acm 0.1.3...
[INFO] testing acm-0.1.3 against 1.49.0 for beta-1.50-1
[INFO] extracting crate acm 0.1.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate acm 0.1.3 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate acm 0.1.3
[INFO] finished tweaking crates.io crate acm 0.1.3
[INFO] tweaked toml for crates.io crate acm 0.1.3 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 25484c787151768eb8a9160f5c04e52f4367aea37994d77863ca26ca92e4b608
[INFO] running `Command { std: "docker" "start" "-a" "25484c787151768eb8a9160f5c04e52f4367aea37994d77863ca26ca92e4b608", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25484c787151768eb8a9160f5c04e52f4367aea37994d77863ca26ca92e4b608", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25484c787151768eb8a9160f5c04e52f4367aea37994d77863ca26ca92e4b608", kill_on_drop: false }`
[INFO] [stdout] 25484c787151768eb8a9160f5c04e52f4367aea37994d77863ca26ca92e4b608
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] b5a830b9ea30d6e38966390d73745d48d95c88fabefe63c69a60a9f95e24e3e0
[INFO] running `Command { std: "docker" "start" "-a" "b5a830b9ea30d6e38966390d73745d48d95c88fabefe63c69a60a9f95e24e3e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling yaml-rust v0.3.5
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling common_macros v0.1.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling backtrace v0.3.55
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling acm v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.24s
[INFO] running `Command { std: "docker" "inspect" "b5a830b9ea30d6e38966390d73745d48d95c88fabefe63c69a60a9f95e24e3e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5a830b9ea30d6e38966390d73745d48d95c88fabefe63c69a60a9f95e24e3e0", kill_on_drop: false }`
[INFO] [stdout] b5a830b9ea30d6e38966390d73745d48d95c88fabefe63c69a60a9f95e24e3e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4928a676c9be6a4ec25dce4a3515cf4d6907d806733709f31d3ad17da0916998
[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" "4928a676c9be6a4ec25dce4a3515cf4d6907d806733709f31d3ad17da0916998", kill_on_drop: false }`
[INFO] [stderr]    Compiling acm v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.54s
[INFO] running `Command { std: "docker" "inspect" "4928a676c9be6a4ec25dce4a3515cf4d6907d806733709f31d3ad17da0916998", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4928a676c9be6a4ec25dce4a3515cf4d6907d806733709f31d3ad17da0916998", kill_on_drop: false }`
[INFO] [stdout] 4928a676c9be6a4ec25dce4a3515cf4d6907d806733709f31d3ad17da0916998
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 43d2862ca46d7c053446fe8ee5cbadf759283119891b6869ffba5f8cb8ea0c89
[INFO] running `Command { std: "docker" "start" "-a" "43d2862ca46d7c053446fe8ee5cbadf759283119891b6869ffba5f8cb8ea0c89", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/acm-44e56dccf6bbb11e
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/acm_cli-2f6e257804da147d
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/acm-4d4fe07cb9435f59
[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] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test acm_1_4_factorize_25 ... ok
[INFO] [stdout] test acm_1_4_factorize_125 ... ok
[INFO] [stdout] test acm_1_4_factorize_151253545 ... ok
[INFO] [stdout] test acm_1_4_factorize_5 ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/divisors-2b7a765d3dcff16e
[INFO] [stdout] test acm_1_4_factorize_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test divisors_of_2 ... ok
[INFO] [stdout] test divisors_of_4 ... ok
[INFO] [stdout] test divisors_of_12 ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/factorize-274d61ee24f2d431
[INFO] [stdout] test divisors_of_5 ... ok
[INFO] [stdout] test divisors_of_60 ... ok
[INFO] [stdout] test divisors_of_420 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test factorize_of_420 ... ok
[INFO] [stdout] test factorize_of_5 ... ok
[INFO] [stdout] test factorize_of_60 ... ok
[INFO] [stdout] test factorize_of_2 ... ok
[INFO] [stdout] test factorize_of_4 ... ok
[INFO] [stdout] test factorize_of_12 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests acm
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/factorize.rs - factorize::factorize (line 4) ... ok
[INFO] [stdout] test src/acm.rs - ArithmeticCongruenceMonoid::elements (line 80) ... ok
[INFO] [stdout] test src/acm.rs - ArithmeticCongruenceMonoid::atomic (line 178) ... ok
[INFO] [stdout] test src/acm.rs - ArithmeticCongruenceMonoid::new (line 34) ... ok
[INFO] [stdout] test src/acm.rs - ArithmeticCongruenceMonoid::atoms (line 199) ... ok
[INFO] [stdout] test src/acm.rs - ArithmeticCongruenceMonoid::factorize (line 124) ... ok
[INFO] [stdout] test src/acm.rs - ArithmeticCongruenceMonoid::element (line 68) ... ok
[INFO] [stdout] test src/divisors.rs - divisors::divisors (line 6) ... ok
[INFO] [stdout] test src/acm.rs - ArithmeticCongruenceMonoid::contains (line 92) ... ok
[INFO] [stdout] test src/acm.rs - ArithmeticCongruenceMonoid::divisors (line 104) ... ok
[INFO] [stdout] test src/acm.rs - ArithmeticCongruenceMonoid::atom_density (line 219) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "43d2862ca46d7c053446fe8ee5cbadf759283119891b6869ffba5f8cb8ea0c89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43d2862ca46d7c053446fe8ee5cbadf759283119891b6869ffba5f8cb8ea0c89", kill_on_drop: false }`
[INFO] [stdout] 43d2862ca46d7c053446fe8ee5cbadf759283119891b6869ffba5f8cb8ea0c89