[INFO] cloning repository https://github.com/mjbenitez95/rust-generics
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mjbenitez95/rust-generics" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmjbenitez95%2Frust-generics", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmjbenitez95%2Frust-generics'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 247ab81a24d8dfefce83cc6568a01b6963bf6fa3
[INFO] testing mjbenitez95/rust-generics against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmjbenitez95%2Frust-generics" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mjbenitez95/rust-generics on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mjbenitez95/rust-generics
[INFO] finished tweaking git repo https://github.com/mjbenitez95/rust-generics
[INFO] tweaked toml for git repo https://github.com/mjbenitez95/rust-generics written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/mjbenitez95/rust-generics already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] 3c921e917c4cd4163e212a52fe61ec858dc8b0a60366b320f333e883e4241fab
[INFO] running `Command { std: "docker" "start" "-a" "3c921e917c4cd4163e212a52fe61ec858dc8b0a60366b320f333e883e4241fab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c921e917c4cd4163e212a52fe61ec858dc8b0a60366b320f333e883e4241fab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c921e917c4cd4163e212a52fe61ec858dc8b0a60366b320f333e883e4241fab", kill_on_drop: false }`
[INFO] [stdout] 3c921e917c4cd4163e212a52fe61ec858dc8b0a60366b320f333e883e4241fab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] b326a4e6e07f31859be7cc33062de84375e3cb152ba402c00140d43e232f9528
[INFO] running `Command { std: "docker" "start" "-a" "b326a4e6e07f31859be7cc33062de84375e3cb152ba402c00140d43e232f9528", kill_on_drop: false }`
[INFO] [stderr]    Compiling generics v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `integer`
[INFO] [stdout]   --> src/main.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 89 |     let integer = Point { x: 5, y: 10 };
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_integer`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `result` is assigned to, but never used
[INFO] [stdout]   --> src/lifetimes.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |     let result;
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_result` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `result` is never read
[INFO] [stdout]   --> src/lifetimes.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |         result = longest(string1.as_str(), string2.as_str());
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/traits.rs:49:28
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub fn where_clauses<T, U>(t: &T, u: &U)
[INFO] [stdout]    |                            ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u`
[INFO] [stdout]   --> src/traits.rs:49:35
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub fn where_clauses<T, U>(t: &T, u: &U)
[INFO] [stdout]    |                                   ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `unacceptable_lifetime`
[INFO] [stdout]   --> src/lifetimes.rs:44:4
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn unacceptable_lifetime() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `notify`
[INFO] [stdout]   --> src/traits.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub fn notify(item: &impl Summary) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `where_clauses`
[INFO] [stdout]   --> src/traits.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub fn where_clauses<T, U>(t: &T, u: &U)
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "b326a4e6e07f31859be7cc33062de84375e3cb152ba402c00140d43e232f9528", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b326a4e6e07f31859be7cc33062de84375e3cb152ba402c00140d43e232f9528", kill_on_drop: false }`
[INFO] [stdout] b326a4e6e07f31859be7cc33062de84375e3cb152ba402c00140d43e232f9528
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] edc414c1c8b5556925452f98e64031c6924d70e5db3532a1a1fa985ac1e25850
[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" "edc414c1c8b5556925452f98e64031c6924d70e5db3532a1a1fa985ac1e25850", kill_on_drop: false }`
[INFO] [stderr]    Compiling generics v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `integer`
[INFO] [stdout]   --> src/main.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 89 |     let integer = Point { x: 5, y: 10 };
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_integer`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `result` is assigned to, but never used
[INFO] [stdout]   --> src/lifetimes.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |     let result;
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_result` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `result` is never read
[INFO] [stdout]   --> src/lifetimes.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |         result = longest(string1.as_str(), string2.as_str());
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/traits.rs:49:28
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub fn where_clauses<T, U>(t: &T, u: &U)
[INFO] [stdout]    |                            ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u`
[INFO] [stdout]   --> src/traits.rs:49:35
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub fn where_clauses<T, U>(t: &T, u: &U)
[INFO] [stdout]    |                                   ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `unacceptable_lifetime`
[INFO] [stdout]   --> src/lifetimes.rs:44:4
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn unacceptable_lifetime() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `notify`
[INFO] [stdout]   --> src/traits.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub fn notify(item: &impl Summary) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `where_clauses`
[INFO] [stdout]   --> src/traits.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub fn where_clauses<T, U>(t: &T, u: &U)
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "edc414c1c8b5556925452f98e64031c6924d70e5db3532a1a1fa985ac1e25850", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edc414c1c8b5556925452f98e64031c6924d70e5db3532a1a1fa985ac1e25850", kill_on_drop: false }`
[INFO] [stdout] edc414c1c8b5556925452f98e64031c6924d70e5db3532a1a1fa985ac1e25850
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] 08f930487bf693c3a89c8171b72ad25d41925f2a0c56ac70ceab2232fd873328
[INFO] running `Command { std: "docker" "start" "-a" "08f930487bf693c3a89c8171b72ad25d41925f2a0c56ac70ceab2232fd873328", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `integer`
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/main.rs:89:9
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 89 |     let integer = Point { x: 5, y: 10 };
[INFO] [stdout] 
[INFO] [stderr]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_integer`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `result` is assigned to, but never used
[INFO] [stderr]   --> src/lifetimes.rs:46:9
[INFO] [stderr]    |
[INFO] [stderr] 46 |     let result;
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: consider using `_result` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `result` is never read
[INFO] [stderr]   --> src/lifetimes.rs:49:9
[INFO] [stderr]    |
[INFO] [stderr] 49 |         result = longest(string1.as_str(), string2.as_str());
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]   --> src/traits.rs:49:28
[INFO] [stderr]    |
[INFO] [stderr] 49 | pub fn where_clauses<T, U>(t: &T, u: &U)
[INFO] [stderr]    |                            ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]   --> src/traits.rs:49:35
[INFO] [stderr]    |
[INFO] [stderr] 49 | pub fn where_clauses<T, U>(t: &T, u: &U)
[INFO] [stderr]    |                                   ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `unacceptable_lifetime`
[INFO] [stderr]   --> src/lifetimes.rs:44:4
[INFO] [stderr]    |
[INFO] [stderr] 44 | fn unacceptable_lifetime() {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `notify`
[INFO] [stderr]   --> src/traits.rs:37:8
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub fn notify(item: &impl Summary) {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `where_clauses`
[INFO] [stderr]   --> src/traits.rs:49:8
[INFO] [stderr]    |
[INFO] [stderr] 49 | pub fn where_clauses<T, U>(t: &T, u: &U)
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/generics-dd9b82132af81e75)
[INFO] running `Command { std: "docker" "inspect" "08f930487bf693c3a89c8171b72ad25d41925f2a0c56ac70ceab2232fd873328", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08f930487bf693c3a89c8171b72ad25d41925f2a0c56ac70ceab2232fd873328", kill_on_drop: false }`
[INFO] [stdout] 08f930487bf693c3a89c8171b72ad25d41925f2a0c56ac70ceab2232fd873328