[INFO] crate natural_numbers 0.1.0 is already in cache
[INFO] testing natural_numbers-0.1.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate natural_numbers 0.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate natural_numbers 0.1.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate natural_numbers 0.1.0
[INFO] finished tweaking crates.io crate natural_numbers 0.1.0
[INFO] tweaked toml for crates.io crate natural_numbers 0.1.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 0cecde6d450967e31c58d16fc2bc6b0fdc1eb247adaa3e755d4bf31837fa37d2
[INFO] running `Command { std: "docker" "start" "-a" "0cecde6d450967e31c58d16fc2bc6b0fdc1eb247adaa3e755d4bf31837fa37d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0cecde6d450967e31c58d16fc2bc6b0fdc1eb247adaa3e755d4bf31837fa37d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cecde6d450967e31c58d16fc2bc6b0fdc1eb247adaa3e755d4bf31837fa37d2", kill_on_drop: false }`
[INFO] [stdout] 0cecde6d450967e31c58d16fc2bc6b0fdc1eb247adaa3e755d4bf31837fa37d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f9a78d8865dffb31f426b1a0a2c2fc7c9cf2ed38499988504d13325f16d6a66
[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" "7f9a78d8865dffb31f426b1a0a2c2fc7c9cf2ed38499988504d13325f16d6a66", kill_on_drop: false }`
[INFO] [stderr]    Compiling natural_numbers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "7f9a78d8865dffb31f426b1a0a2c2fc7c9cf2ed38499988504d13325f16d6a66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f9a78d8865dffb31f426b1a0a2c2fc7c9cf2ed38499988504d13325f16d6a66", kill_on_drop: false }`
[INFO] [stdout] 7f9a78d8865dffb31f426b1a0a2c2fc7c9cf2ed38499988504d13325f16d6a66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b620b7af7e395129dc2b37dfbe88567d0df688e53c5e924af85b665b4fce32c
[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" "0b620b7af7e395129dc2b37dfbe88567d0df688e53c5e924af85b665b4fce32c", kill_on_drop: false }`
[INFO] [stderr]    Compiling natural_numbers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "0b620b7af7e395129dc2b37dfbe88567d0df688e53c5e924af85b665b4fce32c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b620b7af7e395129dc2b37dfbe88567d0df688e53c5e924af85b665b4fce32c", kill_on_drop: false }`
[INFO] [stdout] 0b620b7af7e395129dc2b37dfbe88567d0df688e53c5e924af85b665b4fce32c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 345903ebb66646593ef435a26431d04869cc114af93fcead2173684f9422e1fa
[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" "345903ebb66646593ef435a26431d04869cc114af93fcead2173684f9422e1fa", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/natural_numbers-39a2b146ff1dec69
[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] [stderr]      Running /opt/rustwide/target/debug/deps/natural_numbers-e77b5b3396f6ac42
[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] [stderr]    Doc-tests natural_numbers
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - Nat::pred (line 44) ... ok
[INFO] [stdout] test src/lib.rs - Nat::value (line 12) ... ok
[INFO] [stdout] test src/lib.rs - Nat::succ (line 35) ... ok
[INFO] [stdout] test src/lib.rs - Nat::wrap (line 22) ... ok
[INFO] [stdout] test src/lib.rs - Nat::add (line 59) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "345903ebb66646593ef435a26431d04869cc114af93fcead2173684f9422e1fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "345903ebb66646593ef435a26431d04869cc114af93fcead2173684f9422e1fa", kill_on_drop: false }`
[INFO] [stdout] 345903ebb66646593ef435a26431d04869cc114af93fcead2173684f9422e1fa