[INFO] cloning repository https://github.com/charleskorn/adder-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/charleskorn/adder-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcharleskorn%2Fadder-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcharleskorn%2Fadder-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 550419d98fcf1126b7f31cd8f9887fccdc6eb8e5
[INFO] testing charleskorn/adder-rust against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcharleskorn%2Fadder-rust" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/charleskorn/adder-rust 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/charleskorn/adder-rust
[INFO] finished tweaking git repo https://github.com/charleskorn/adder-rust
[INFO] tweaked toml for git repo https://github.com/charleskorn/adder-rust written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/charleskorn/adder-rust 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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] 150b370a556774d1278b3534798a8bf31d3811a765ae944e3e03538f8bccc99b
[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" "150b370a556774d1278b3534798a8bf31d3811a765ae944e3e03538f8bccc99b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "150b370a556774d1278b3534798a8bf31d3811a765ae944e3e03538f8bccc99b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "150b370a556774d1278b3534798a8bf31d3811a765ae944e3e03538f8bccc99b", kill_on_drop: false }`
[INFO] [stdout] 150b370a556774d1278b3534798a8bf31d3811a765ae944e3e03538f8bccc99b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] e56bd62b7ec9ccc6a2f55fbaf97f78c17e8484c923ae98c5eb125b87811f2e0e
[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" "e56bd62b7ec9ccc6a2f55fbaf97f78c17e8484c923ae98c5eb125b87811f2e0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling adder-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "e56bd62b7ec9ccc6a2f55fbaf97f78c17e8484c923ae98c5eb125b87811f2e0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e56bd62b7ec9ccc6a2f55fbaf97f78c17e8484c923ae98c5eb125b87811f2e0e", kill_on_drop: false }`
[INFO] [stdout] e56bd62b7ec9ccc6a2f55fbaf97f78c17e8484c923ae98c5eb125b87811f2e0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 9e3bbdd47cdd152ddd28e2425874b0f64026a261de721b46cf059020d60db6ba
[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" "9e3bbdd47cdd152ddd28e2425874b0f64026a261de721b46cf059020d60db6ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling adder-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "9e3bbdd47cdd152ddd28e2425874b0f64026a261de721b46cf059020d60db6ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e3bbdd47cdd152ddd28e2425874b0f64026a261de721b46cf059020d60db6ba", kill_on_drop: false }`
[INFO] [stdout] 9e3bbdd47cdd152ddd28e2425874b0f64026a261de721b46cf059020d60db6ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 2338d7924601b8268b4e15124451b491e614d3f92f07ae9d9a3d04071e54a7ed
[INFO] running `Command { std: "docker" "start" "-a" "2338d7924601b8268b4e15124451b491e614d3f92f07ae9d9a3d04071e54a7ed", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/adder_rust-008a93537a343ba7
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test adder::test::mixed_sign_positive_result ... ok
[INFO] [stdout] test adder::test::zero_minus_one ... ok
[INFO] [stdout] test adder::test::zero_plus_one ... ok
[INFO] [stdout] test ui::test::negative_numbers_returns_result ... ok
[INFO] [stdout] test ui::test::non_integer_first_argument_returns_error ... ok
[INFO] [stdout] test ui::test::no_arguments_returns_error ... ok
[INFO] [stdout] test ui::test::non_integer_second_argument_returns_error ... ok
[INFO] [stdout] test adder::test::one_minus_one ... ok
[INFO] [stdout] test adder::test::both_positive_no_carries ... ok
[INFO] [stdout] test ui::test::non_numeric_first_argument_returns_error ... ok
[INFO] [stdout] test ui::test::non_numeric_second_argument_returns_error ... ok
[INFO] [stdout] test ui::test::three_arguments_returns_error ... ok
[INFO] [stdout] test ui::test::valid_input_returns_result ... ok
[INFO] [stdout] test adder::test::mixed_sign_negative_result ... ok
[INFO] [stdout] test adder::test::two_negatives ... ok
[INFO] [stdout] test adder::test::both_positive_carries ... ok
[INFO] [stdout] test adder::test::one_plus_zero ... ok
[INFO] [stdout] test adder::test::zero_plus_zero ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/adder_rust-b140bb16e0b1ff87
[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 adder-rust
[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" "2338d7924601b8268b4e15124451b491e614d3f92f07ae9d9a3d04071e54a7ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2338d7924601b8268b4e15124451b491e614d3f92f07ae9d9a3d04071e54a7ed", kill_on_drop: false }`
[INFO] [stdout] 2338d7924601b8268b4e15124451b491e614d3f92f07ae9d9a3d04071e54a7ed