[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 try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJackMatusiewicz%2Fgadts" "/workspace/builds/worker-25/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-25/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JackMatusiewicz/gadts on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-25/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" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 61fd7533f70d9d40ff1ae733dd7fe691921dda68d421ebffa24c5c4c471b1e84
[INFO] running `Command { std: "docker" "start" "-a" "61fd7533f70d9d40ff1ae733dd7fe691921dda68d421ebffa24c5c4c471b1e84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61fd7533f70d9d40ff1ae733dd7fe691921dda68d421ebffa24c5c4c471b1e84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61fd7533f70d9d40ff1ae733dd7fe691921dda68d421ebffa24c5c4c471b1e84", kill_on_drop: false }`
[INFO] [stdout] 61fd7533f70d9d40ff1ae733dd7fe691921dda68d421ebffa24c5c4c471b1e84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9dc50bf488d489fc200cce3a159a0fec7f518ad8f9315a308c3d88f67741dad
[INFO] running `Command { std: "docker" "start" "-a" "a9dc50bf488d489fc200cce3a159a0fec7f518ad8f9315a308c3d88f67741dad", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 9.57s
[INFO] running `Command { std: "docker" "inspect" "a9dc50bf488d489fc200cce3a159a0fec7f518ad8f9315a308c3d88f67741dad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9dc50bf488d489fc200cce3a159a0fec7f518ad8f9315a308c3d88f67741dad", kill_on_drop: false }`
[INFO] [stdout] a9dc50bf488d489fc200cce3a159a0fec7f518ad8f9315a308c3d88f67741dad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec46d329a318dbcf9db86dc96a3585350933df10cbb9eb46b76f40b4ade72728
[INFO] running `Command { std: "docker" "start" "-a" "ec46d329a318dbcf9db86dc96a3585350933df10cbb9eb46b76f40b4ade72728", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 0.74s
[INFO] running `Command { std: "docker" "inspect" "ec46d329a318dbcf9db86dc96a3585350933df10cbb9eb46b76f40b4ade72728", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec46d329a318dbcf9db86dc96a3585350933df10cbb9eb46b76f40b4ade72728", kill_on_drop: false }`
[INFO] [stdout] ec46d329a318dbcf9db86dc96a3585350933df10cbb9eb46b76f40b4ade72728
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 548a39c08004a65b86066ee7bb632a8004ea1cb6233802cf2c8e49c8984ff08d
[INFO] running `Command { std: "docker" "start" "-a" "548a39c08004a65b86066ee7bb632a8004ea1cb6233802cf2c8e49c8984ff08d", 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 1.60s
[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" "548a39c08004a65b86066ee7bb632a8004ea1cb6233802cf2c8e49c8984ff08d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "548a39c08004a65b86066ee7bb632a8004ea1cb6233802cf2c8e49c8984ff08d", kill_on_drop: false }`
[INFO] [stdout] 548a39c08004a65b86066ee7bb632a8004ea1cb6233802cf2c8e49c8984ff08d