[INFO] cloning repository https://github.com/brinchj/rustfest-fastware
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brinchj/rustfest-fastware" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrinchj%2Frustfest-fastware", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrinchj%2Frustfest-fastware'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4fc8894a9efddf3a679558b3ef32fb997dbd4772
[INFO] testing brinchj/rustfest-fastware against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrinchj%2Frustfest-fastware" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/brinchj/rustfest-fastware 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/brinchj/rustfest-fastware
[INFO] finished tweaking git repo https://github.com/brinchj/rustfest-fastware
[INFO] tweaked toml for git repo https://github.com/brinchj/rustfest-fastware written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/brinchj/rustfest-fastware 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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] bb04d02bebbddeb7caa05bc473477b9322d6e50d06dfe3496678e9feb49b3430
[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" "bb04d02bebbddeb7caa05bc473477b9322d6e50d06dfe3496678e9feb49b3430", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb04d02bebbddeb7caa05bc473477b9322d6e50d06dfe3496678e9feb49b3430", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb04d02bebbddeb7caa05bc473477b9322d6e50d06dfe3496678e9feb49b3430", kill_on_drop: false }`
[INFO] [stdout] bb04d02bebbddeb7caa05bc473477b9322d6e50d06dfe3496678e9feb49b3430
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] a3bd0000b96bd8361d552db2ba22476eee6c67b3a26f686e11f522befb95aea3
[INFO] running `Command { std: "docker" "start" "-a" "a3bd0000b96bd8361d552db2ba22476eee6c67b3a26f686e11f522befb95aea3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.40
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling byteorder v1.2.2
[INFO] [stderr]    Compiling ascii v0.7.1
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling rustc_version v0.2.2
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling im v10.2.0
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling combine v3.2.0
[INFO] [stderr]    Compiling rustfest v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.09s
[INFO] running `Command { std: "docker" "inspect" "a3bd0000b96bd8361d552db2ba22476eee6c67b3a26f686e11f522befb95aea3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3bd0000b96bd8361d552db2ba22476eee6c67b3a26f686e11f522befb95aea3", kill_on_drop: false }`
[INFO] [stdout] a3bd0000b96bd8361d552db2ba22476eee6c67b3a26f686e11f522befb95aea3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c31798aa6a0fc140dd6ccb88c5b5b3c74b5bcc6a4d674dbe7aea4c3e630f9733
[INFO] running `Command { std: "docker" "start" "-a" "c31798aa6a0fc140dd6ccb88c5b5b3c74b5bcc6a4d674dbe7aea4c3e630f9733", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustfest v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:387:17
[INFO] [stdout]     |
[INFO] [stdout] 387 |                 black_box(eval(&line, &mut env));
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.17s
[INFO] running `Command { std: "docker" "inspect" "c31798aa6a0fc140dd6ccb88c5b5b3c74b5bcc6a4d674dbe7aea4c3e630f9733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c31798aa6a0fc140dd6ccb88c5b5b3c74b5bcc6a4d674dbe7aea4c3e630f9733", kill_on_drop: false }`
[INFO] [stdout] c31798aa6a0fc140dd6ccb88c5b5b3c74b5bcc6a4d674dbe7aea4c3e630f9733
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] e7245ca0ae9c19b4667d8e7d410377e6f45d3162864ceed10fc11f6594c6ee9a
[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" "e7245ca0ae9c19b4667d8e7d410377e6f45d3162864ceed10fc11f6594c6ee9a", kill_on_drop: false }`
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/lib.rs:387:17
[INFO] [stderr]     |
[INFO] [stderr] 387 |                 black_box(eval(&line, &mut env));
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `rustfest` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustfest-c0b8e0812a0e91f6)
[INFO] [stdout] running 9 tests
[INFO] [stdout] test benches::parse_literals ... ok
[INFO] [stdout] test benches::parse_real_code ... ok
[INFO] [stdout] test benches::run_nested_func ... ok
[INFO] [stdout] test benches::parse_deep_nesting ... ok
[INFO] [stdout] test benches::parse_nested_func ... ok
[INFO] [stdout] test benches::run_deep_nesting ... ok
[INFO] [stdout] test benches::run_real_code ... ok
[INFO] [stdout] test benches::parse_many_variables ... ok
[INFO] [stderr]    Doc-tests rustfest
[INFO] [stdout] test benches::run_many_variables ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "e7245ca0ae9c19b4667d8e7d410377e6f45d3162864ceed10fc11f6594c6ee9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7245ca0ae9c19b4667d8e7d410377e6f45d3162864ceed10fc11f6594c6ee9a", kill_on_drop: false }`
[INFO] [stdout] e7245ca0ae9c19b4667d8e7d410377e6f45d3162864ceed10fc11f6594c6ee9a