[INFO] cloning repository https://github.com/hansieodendaal/f64_powi_issue
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hansieodendaal/f64_powi_issue" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhansieodendaal%2Ff64_powi_issue", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhansieodendaal%2Ff64_powi_issue'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 229643838ed0818cd285ec172864300f7de7bea3
[INFO] testing hansieodendaal/f64_powi_issue against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhansieodendaal%2Ff64_powi_issue" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hansieodendaal/f64_powi_issue 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 git repo https://github.com/hansieodendaal/f64_powi_issue
[INFO] finished tweaking git repo https://github.com/hansieodendaal/f64_powi_issue
[INFO] tweaked toml for git repo https://github.com/hansieodendaal/f64_powi_issue written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/hansieodendaal/f64_powi_issue already has a lockfile, it will not be regenerated
[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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6fe8db37eb4a57d592969b6d50cffaff2be5cfef81e6fdce983c26c6a748ae3
[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" "a6fe8db37eb4a57d592969b6d50cffaff2be5cfef81e6fdce983c26c6a748ae3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6fe8db37eb4a57d592969b6d50cffaff2be5cfef81e6fdce983c26c6a748ae3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6fe8db37eb4a57d592969b6d50cffaff2be5cfef81e6fdce983c26c6a748ae3", kill_on_drop: false }`
[INFO] [stdout] a6fe8db37eb4a57d592969b6d50cffaff2be5cfef81e6fdce983c26c6a748ae3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+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] 91759d9a808a7d5c6073934fc904f57941fc57a54a68be5c1c8f5317270dbfb9
[INFO] running `Command { std: "docker" "start" "-a" "91759d9a808a7d5c6073934fc904f57941fc57a54a68be5c1c8f5317270dbfb9", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-complex v0.3.0
[INFO] [stderr]    Compiling num v0.3.0
[INFO] [stderr]    Compiling f64_powi_issue v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.05s
[INFO] running `Command { std: "docker" "inspect" "91759d9a808a7d5c6073934fc904f57941fc57a54a68be5c1c8f5317270dbfb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91759d9a808a7d5c6073934fc904f57941fc57a54a68be5c1c8f5317270dbfb9", kill_on_drop: false }`
[INFO] [stdout] 91759d9a808a7d5c6073934fc904f57941fc57a54a68be5c1c8f5317270dbfb9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b24b021f6fe1f8634ade3e315a85d3890c2741c74f46f155df15b0fffcb3f07c
[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" "b24b021f6fe1f8634ade3e315a85d3890c2741c74f46f155df15b0fffcb3f07c", kill_on_drop: false }`
[INFO] [stderr]    Compiling f64_powi_issue v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "b24b021f6fe1f8634ade3e315a85d3890c2741c74f46f155df15b0fffcb3f07c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b24b021f6fe1f8634ade3e315a85d3890c2741c74f46f155df15b0fffcb3f07c", kill_on_drop: false }`
[INFO] [stdout] b24b021f6fe1f8634ade3e315a85d3890c2741c74f46f155df15b0fffcb3f07c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f48a0d0984a19c6bc9fecec7f25171a39443e825543ed828fd9ff94c1d2c325a
[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" "f48a0d0984a19c6bc9fecec7f25171a39443e825543ed828fd9ff94c1d2c325a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/f64_powi_issue-d92f4c4078c54650
[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] running `Command { std: "docker" "inspect" "f48a0d0984a19c6bc9fecec7f25171a39443e825543ed828fd9ff94c1d2c325a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f48a0d0984a19c6bc9fecec7f25171a39443e825543ed828fd9ff94c1d2c325a", kill_on_drop: false }`
[INFO] [stdout] f48a0d0984a19c6bc9fecec7f25171a39443e825543ed828fd9ff94c1d2c325a