[INFO] cloning repository https://github.com/ice-bit/dc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ice-bit/dc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fice-bit%2Fdc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fice-bit%2Fdc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 546f0dd49847ac1ac47c5be072b396c889d66bd0
[INFO] testing ice-bit/dc against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fice-bit%2Fdc" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ice-bit/dc on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ice-bit/dc
[INFO] finished tweaking git repo https://github.com/ice-bit/dc
[INFO] tweaked toml for git repo https://github.com/ice-bit/dc written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ice-bit/dc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 23b95f319311bf672a61c955c470939ad6b9e2bad22d6a1732cc1ed7e12075f3
[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" "23b95f319311bf672a61c955c470939ad6b9e2bad22d6a1732cc1ed7e12075f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23b95f319311bf672a61c955c470939ad6b9e2bad22d6a1732cc1ed7e12075f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23b95f319311bf672a61c955c470939ad6b9e2bad22d6a1732cc1ed7e12075f3", kill_on_drop: false }`
[INFO] [stdout] 23b95f319311bf672a61c955c470939ad6b9e2bad22d6a1732cc1ed7e12075f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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] 2f06867d89bbd91d4dcf2c47f30d4ec54b7ae0311c0be659d9bf04357b25a7cd
[INFO] running `Command { std: "docker" "start" "-a" "2f06867d89bbd91d4dcf2c47f30d4ec54b7ae0311c0be659d9bf04357b25a7cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.87
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling dc v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.53s
[INFO] running `Command { std: "docker" "inspect" "2f06867d89bbd91d4dcf2c47f30d4ec54b7ae0311c0be659d9bf04357b25a7cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f06867d89bbd91d4dcf2c47f30d4ec54b7ae0311c0be659d9bf04357b25a7cd", kill_on_drop: false }`
[INFO] [stdout] 2f06867d89bbd91d4dcf2c47f30d4ec54b7ae0311c0be659d9bf04357b25a7cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c8b300d55a5072779ce69bfbd773d5e8d69dca3d49d653fa206bb841f9520f3
[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" "1c8b300d55a5072779ce69bfbd773d5e8d69dca3d49d653fa206bb841f9520f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling dc v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.84s
[INFO] running `Command { std: "docker" "inspect" "1c8b300d55a5072779ce69bfbd773d5e8d69dca3d49d653fa206bb841f9520f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c8b300d55a5072779ce69bfbd773d5e8d69dca3d49d653fa206bb841f9520f3", kill_on_drop: false }`
[INFO] [stdout] 1c8b300d55a5072779ce69bfbd773d5e8d69dca3d49d653fa206bb841f9520f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] eb81789627b5d2680bff84606b552f83f03484f888543c69ef7a316b9f32a067
[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" "eb81789627b5d2680bff84606b552f83f03484f888543c69ef7a316b9f32a067", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dc-b2fc3608f6735f96)
[INFO] [stdout] running 25 tests
[INFO] [stdout] test test_evaluate_expr::testing_arccosine_out_of_domain ... ok
[INFO] [stdout] test test_evaluate_expr::testing_arcsine ... ok
[INFO] [stdout] test test_evaluate_expr::testing_cosine ... ok
[INFO] [stdout] test test_evaluate_expr::testing_arctangent_out_of_domain ... ok
[INFO] [stdout] test test_evaluate_expr::testing_division_by_zero ... ok
[INFO] [stdout] test test_evaluate_expr::testing_floating_division ... ok
[INFO] [stdout] test test_evaluate_expr::testing_arcsine_out_of_domain ... ok
[INFO] [stdout] test test_evaluate_expr::testing_modulo ... ok
[INFO] [stdout] test test_evaluate_expr::testing_integer_subtraction ... ok
[INFO] [stdout] test test_evaluate_expr::testing_stack_pushing ... ok
[INFO] [stdout] test test_evaluate_expr::testing_integer_square_root ... ok
[INFO] [stdout] test test_evaluate_expr::testing_floating_subtraction ... ok
[INFO] [stdout] test test_evaluate_expr::testing_integer_division ... ok
[INFO] [stdout] test test_evaluate_expr::testing_integer_multiplication ... ok
[INFO] [stdout] test test_evaluate_expr::testing_integer_addition ... ok
[INFO] [stdout] test test_evaluate_expr::testing_arctangent ... ok
[INFO] [stdout] test test_evaluate_expr::testing_sine ... ok
[INFO] [stdout] test test_evaluate_expr::testing_floating_multiplication ... ok
[INFO] [stdout] test test_evaluate_expr::testing_floating_square_root ... ok
[INFO] [stdout] test test_evaluate_expr::testing_tangent ... ok
[INFO] [stdout] test test_evaluate_expr::testing_stack_erasing ... ok
[INFO] [stdout] test test_evaluate_expr::testing_duplicate ... ok
[INFO] [stdout] test test_evaluate_expr::testing_floating_addition ... ok
[INFO] [stdout] test test_evaluate_expr::testing_exponential ... ok
[INFO] [stdout] test test_evaluate_expr::testing_arccosine ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "eb81789627b5d2680bff84606b552f83f03484f888543c69ef7a316b9f32a067", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb81789627b5d2680bff84606b552f83f03484f888543c69ef7a316b9f32a067", kill_on_drop: false }`
[INFO] [stdout] eb81789627b5d2680bff84606b552f83f03484f888543c69ef7a316b9f32a067