[INFO] fetching crate increment 0.3.0...
[INFO] testing increment-0.3.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate increment 0.3.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate increment 0.3.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate increment 0.3.0
[INFO] finished tweaking crates.io crate increment 0.3.0
[INFO] tweaked toml for crates.io crate increment 0.3.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] ea5f3544870258be600a1980491ce27fba8af995173e913d97315b2669b14f84
[INFO] running `Command { std: "docker" "start" "-a" "ea5f3544870258be600a1980491ce27fba8af995173e913d97315b2669b14f84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea5f3544870258be600a1980491ce27fba8af995173e913d97315b2669b14f84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea5f3544870258be600a1980491ce27fba8af995173e913d97315b2669b14f84", kill_on_drop: false }`
[INFO] [stdout] ea5f3544870258be600a1980491ce27fba8af995173e913d97315b2669b14f84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7bd6d69696ae72340c3031597d3fcbeea34fcb9e0012f5e36c7310d4882f970
[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" "e7bd6d69696ae72340c3031597d3fcbeea34fcb9e0012f5e36c7310d4882f970", kill_on_drop: false }`
[INFO] [stderr]    Compiling increment v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "e7bd6d69696ae72340c3031597d3fcbeea34fcb9e0012f5e36c7310d4882f970", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7bd6d69696ae72340c3031597d3fcbeea34fcb9e0012f5e36c7310d4882f970", kill_on_drop: false }`
[INFO] [stdout] e7bd6d69696ae72340c3031597d3fcbeea34fcb9e0012f5e36c7310d4882f970
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3266e24e202ebe3260b9c98dad8db701dbb016ba72597d8c7cd2d3a18208ea1
[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" "b3266e24e202ebe3260b9c98dad8db701dbb016ba72597d8c7cd2d3a18208ea1", kill_on_drop: false }`
[INFO] [stderr]    Compiling increment v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "b3266e24e202ebe3260b9c98dad8db701dbb016ba72597d8c7cd2d3a18208ea1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3266e24e202ebe3260b9c98dad8db701dbb016ba72597d8c7cd2d3a18208ea1", kill_on_drop: false }`
[INFO] [stdout] b3266e24e202ebe3260b9c98dad8db701dbb016ba72597d8c7cd2d3a18208ea1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 59a794904938af8038f9e01acbdfc9f6ad2ef222240d2a2420cad1261b5d8ff2
[INFO] running `Command { std: "docker" "start" "-a" "59a794904938af8038f9e01acbdfc9f6ad2ef222240d2a2420cad1261b5d8ff2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/increment-dd51df27bfeab41b
[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] [stderr]    Doc-tests increment
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test src/lib.rs - i64::increment (line 141) ... ok
[INFO] [stdout] test src/lib.rs - String::increment (line 274) ... ok
[INFO] [stdout] test src/lib.rs - u16::increment (line 198) ... ok
[INFO] [stdout] test src/lib.rs - i128::increment (line 160) ... ok
[INFO] [stdout] test src/lib.rs - i32::increment (line 122) ... ok
[INFO] [stdout] test src/lib.rs - String::increment (line 286) ... ok
[INFO] [stdout] test src/lib.rs - i8::increment (line 84) ... ok
[INFO] [stdout] test src/lib.rs - Increment<T>::result (line 57) ... ok
[INFO] [stdout] test src/lib.rs - u32::increment (line 217) ... ok
[INFO] [stdout] test src/lib.rs - IncrementFactory<T>::produce (line 32) ... ok
[INFO] [stdout] test src/lib.rs - increment (line 317) ... ok
[INFO] [stdout] test src/lib.rs - String::increment (line 280) ... ok
[INFO] [stdout] test src/lib.rs - u128::increment (line 255) ... ok
[INFO] [stdout] test src/lib.rs - i16::increment (line 103) ... ok
[INFO] [stdout] test src/lib.rs - u64::increment (line 236) ... ok
[INFO] [stdout] test src/lib.rs - u8::increment (line 179) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "59a794904938af8038f9e01acbdfc9f6ad2ef222240d2a2420cad1261b5d8ff2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59a794904938af8038f9e01acbdfc9f6ad2ef222240d2a2420cad1261b5d8ff2", kill_on_drop: false }`
[INFO] [stdout] 59a794904938af8038f9e01acbdfc9f6ad2ef222240d2a2420cad1261b5d8ff2