[INFO] cloning repository https://github.com/JackMatusiewicz/gadts
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JackMatusiewicz/gadts" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJackMatusiewicz%2Fgadts", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJackMatusiewicz%2Fgadts'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 106ea12220e18a1d6a0d355c6370ef493f3fe366
[INFO] testing JackMatusiewicz/gadts against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJackMatusiewicz%2Fgadts" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JackMatusiewicz/gadts 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/JackMatusiewicz/gadts
[INFO] finished tweaking git repo https://github.com/JackMatusiewicz/gadts
[INFO] tweaked toml for git repo https://github.com/JackMatusiewicz/gadts written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/JackMatusiewicz/gadts 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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 44bf53a32fc346c079e91509b1f0e4a704958a809347b776b44efaf4bcf96fb7
[INFO] running `Command { std: "docker" "start" "-a" "44bf53a32fc346c079e91509b1f0e4a704958a809347b776b44efaf4bcf96fb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44bf53a32fc346c079e91509b1f0e4a704958a809347b776b44efaf4bcf96fb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44bf53a32fc346c079e91509b1f0e4a704958a809347b776b44efaf4bcf96fb7", kill_on_drop: false }`
[INFO] [stdout] 44bf53a32fc346c079e91509b1f0e4a704958a809347b776b44efaf4bcf96fb7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] dec40dd639112450f0c48332c6e9a012098f94bdf53e0eff994d50fd4fccfb94
[INFO] running `Command { std: "docker" "start" "-a" "dec40dd639112450f0c48332c6e9a012098f94bdf53e0eff994d50fd4fccfb94", kill_on_drop: false }`
[INFO] [stderr]    Compiling gadts v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `to`
[INFO] [stdout]   --> src/teq.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn to(t: &Teq<A,B>, v: A) -> B {
[INFO] [stdout]    |            ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Bool`
[INFO] [stdout]  --> src/expr.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Bool(bool, Teq<A, bool>),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "dec40dd639112450f0c48332c6e9a012098f94bdf53e0eff994d50fd4fccfb94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dec40dd639112450f0c48332c6e9a012098f94bdf53e0eff994d50fd4fccfb94", kill_on_drop: false }`
[INFO] [stdout] dec40dd639112450f0c48332c6e9a012098f94bdf53e0eff994d50fd4fccfb94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 8c7856525026c2a9682b97ed7c93a42a5e1153716f7ec41818c988adf008b392
[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" "8c7856525026c2a9682b97ed7c93a42a5e1153716f7ec41818c988adf008b392", kill_on_drop: false }`
[INFO] [stderr]    Compiling gadts v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `to`
[INFO] [stdout]   --> src/teq.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn to(t: &Teq<A,B>, v: A) -> B {
[INFO] [stdout]    |            ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Bool`
[INFO] [stdout]  --> src/expr.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Bool(bool, Teq<A, bool>),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "8c7856525026c2a9682b97ed7c93a42a5e1153716f7ec41818c988adf008b392", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c7856525026c2a9682b97ed7c93a42a5e1153716f7ec41818c988adf008b392", kill_on_drop: false }`
[INFO] [stdout] 8c7856525026c2a9682b97ed7c93a42a5e1153716f7ec41818c988adf008b392
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] a7b89d2fd698b72c654a83c12b296c8a06d31b3728e7175de592924f6ffd8d51
[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" "a7b89d2fd698b72c654a83c12b296c8a06d31b3728e7175de592924f6ffd8d51", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: associated function is never used: `to`
[INFO] [stderr]   --> src/teq.rs:24:12
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub fn to(t: &Teq<A,B>, v: A) -> B {
[INFO] [stderr]    |            ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Bool`
[INFO] [stderr]  --> src/expr.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     Bool(bool, Teq<A, bool>),
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `gadts` (bin "gadts" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gadts-6e1d23e0997e187c)
[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" "a7b89d2fd698b72c654a83c12b296c8a06d31b3728e7175de592924f6ffd8d51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7b89d2fd698b72c654a83c12b296c8a06d31b3728e7175de592924f6ffd8d51", kill_on_drop: false }`
[INFO] [stdout] a7b89d2fd698b72c654a83c12b296c8a06d31b3728e7175de592924f6ffd8d51