[INFO] cloning repository https://github.com/Abhishek8394/rust-tut-unsafe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Abhishek8394/rust-tut-unsafe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbhishek8394%2Frust-tut-unsafe", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbhishek8394%2Frust-tut-unsafe'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9f8cd4a9670fe9d7bd10f7281cfd24e05b872eb0
[INFO] testing Abhishek8394/rust-tut-unsafe against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbhishek8394%2Frust-tut-unsafe" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Abhishek8394/rust-tut-unsafe 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/Abhishek8394/rust-tut-unsafe
[INFO] finished tweaking git repo https://github.com/Abhishek8394/rust-tut-unsafe
[INFO] tweaked toml for git repo https://github.com/Abhishek8394/rust-tut-unsafe written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/Abhishek8394/rust-tut-unsafe 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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] dfdfa9dd19c5274908edbe06e6d2892837112b7e71724d422b0355f03d948b5a
[INFO] running `Command { std: "docker" "start" "-a" "dfdfa9dd19c5274908edbe06e6d2892837112b7e71724d422b0355f03d948b5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dfdfa9dd19c5274908edbe06e6d2892837112b7e71724d422b0355f03d948b5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfdfa9dd19c5274908edbe06e6d2892837112b7e71724d422b0355f03d948b5a", kill_on_drop: false }`
[INFO] [stdout] dfdfa9dd19c5274908edbe06e6d2892837112b7e71724d422b0355f03d948b5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stdout] 8102e2b490cf18e34236ad01dec623cc3b2ef5da0a544c723beb250362dd912c
[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" "8102e2b490cf18e34236ad01dec623cc3b2ef5da0a544c723beb250362dd912c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling unsafe_tut_core v0.1.0 (/opt/rustwide/workdir/core)
[INFO] [stderr]    Compiling my_macros v0.1.0 (/opt/rustwide/workdir/my_macros)
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling hello_macro_derive v0.1.0 (/opt/rustwide/workdir/my_macros/hello_macro_derive)
[INFO] [stderr]    Compiling unsafe_tut_app v0.1.0 (/opt/rustwide/workdir/app)
[INFO] [stdout] warning: unused variable: `mm`
[INFO] [stdout]    --> app/src/main.rs:220:13
[INFO] [stdout]     |
[INFO] [stdout] 220 |         let mm = Millimeters(5);
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_mm`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]    --> app/src/main.rs:221:13
[INFO] [stdout]     |
[INFO] [stdout] 221 |         let m = Meters(10);
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> app/src/main.rs:172:34
[INFO] [stdout]     |
[INFO] [stdout] 172 |             fn foobar<T: ?Sized>(s: &T){
[INFO] [stdout]     |                                  ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `foobar`
[INFO] [stdout]    --> app/src/main.rs:172:16
[INFO] [stdout]     |
[INFO] [stdout] 172 |             fn foobar<T: ?Sized>(s: &T){
[INFO] [stdout]     |                ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Stop`
[INFO] [stdout]    --> app/src/main.rs:199:17
[INFO] [stdout]     |
[INFO] [stdout] 199 |                 Stop
[INFO] [stdout]     |                 ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `list_of_strings__lambdaOrFnTrait` should have a snake case name
[INFO] [stdout]    --> app/src/main.rs:188:17
[INFO] [stdout]     |
[INFO] [stdout] 188 |             let list_of_strings__lambdaOrFnTrait : Vec<String> = list_of_numbers
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `list_of_strings_lambda_or_fn_trait`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `list_of_strings__fnPointer` should have a snake case name
[INFO] [stdout]    --> app/src/main.rs:190:17
[INFO] [stdout]     |
[INFO] [stdout] 190 |             let list_of_strings__fnPointer : Vec<String> = list_of_numbers
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `list_of_strings_fn_pointer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.34s
[INFO] running `Command { std: "docker" "inspect" "8102e2b490cf18e34236ad01dec623cc3b2ef5da0a544c723beb250362dd912c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8102e2b490cf18e34236ad01dec623cc3b2ef5da0a544c723beb250362dd912c", kill_on_drop: false }`
[INFO] [stdout] 8102e2b490cf18e34236ad01dec623cc3b2ef5da0a544c723beb250362dd912c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 659ab6ac6f406c9805c292e63a9ae4b2caa17c52581bc338d309a5b0e6ec42b0
[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" "659ab6ac6f406c9805c292e63a9ae4b2caa17c52581bc338d309a5b0e6ec42b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling my_macros v0.1.0 (/opt/rustwide/workdir/my_macros)
[INFO] [stderr]    Compiling unsafe_tut_core v0.1.0 (/opt/rustwide/workdir/core)
[INFO] [stderr]    Compiling hello_macro_derive v0.1.0 (/opt/rustwide/workdir/my_macros/hello_macro_derive)
[INFO] [stderr]    Compiling unsafe_tut_app v0.1.0 (/opt/rustwide/workdir/app)
[INFO] [stdout] warning: unused variable: `mm`
[INFO] [stdout]    --> app/src/main.rs:220:13
[INFO] [stdout]     |
[INFO] [stdout] 220 |         let mm = Millimeters(5);
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_mm`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]    --> app/src/main.rs:221:13
[INFO] [stdout]     |
[INFO] [stdout] 221 |         let m = Meters(10);
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> app/src/main.rs:172:34
[INFO] [stdout]     |
[INFO] [stdout] 172 |             fn foobar<T: ?Sized>(s: &T){
[INFO] [stdout]     |                                  ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `list_of_strings__lambdaOrFnTrait` should have a snake case name
[INFO] [stdout]    --> app/src/main.rs:188:17
[INFO] [stdout]     |
[INFO] [stdout] 188 |             let list_of_strings__lambdaOrFnTrait : Vec<String> = list_of_numbers
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `list_of_strings_lambda_or_fn_trait`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `list_of_strings__fnPointer` should have a snake case name
[INFO] [stdout]    --> app/src/main.rs:190:17
[INFO] [stdout]     |
[INFO] [stdout] 190 |             let list_of_strings__fnPointer : Vec<String> = list_of_numbers
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `list_of_strings_fn_pointer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.35s
[INFO] running `Command { std: "docker" "inspect" "659ab6ac6f406c9805c292e63a9ae4b2caa17c52581bc338d309a5b0e6ec42b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "659ab6ac6f406c9805c292e63a9ae4b2caa17c52581bc338d309a5b0e6ec42b0", kill_on_drop: false }`
[INFO] [stdout] 659ab6ac6f406c9805c292e63a9ae4b2caa17c52581bc338d309a5b0e6ec42b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stdout] e229cde94175618ba7da5165dbf201d1e14f344686ee9c14a406ff94890c7de2
[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" "e229cde94175618ba7da5165dbf201d1e14f344686ee9c14a406ff94890c7de2", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `mm`
[INFO] [stderr]    --> app/src/main.rs:220:13
[INFO] [stderr]     |
[INFO] [stderr] 220 |         let mm = Millimeters(5);
[INFO] [stderr]     |             ^^ help: if this is intentional, prefix it with an underscore: `_mm`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `m`
[INFO] [stderr]    --> app/src/main.rs:221:13
[INFO] [stderr]     |
[INFO] [stderr] 221 |         let m = Meters(10);
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]    --> app/src/main.rs:172:34
[INFO] [stderr]     |
[INFO] [stderr] 172 |             fn foobar<T: ?Sized>(s: &T){
[INFO] [stderr]     |                                  ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `list_of_strings__lambdaOrFnTrait` should have a snake case name
[INFO] [stderr]    --> app/src/main.rs:188:17
[INFO] [stderr]     |
[INFO] [stderr] 188 |             let list_of_strings__lambdaOrFnTrait : Vec<String> = list_of_numbers
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `list_of_strings_lambda_or_fn_trait`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `list_of_strings__fnPointer` should have a snake case name
[INFO] [stderr]    --> app/src/main.rs:190:17
[INFO] [stderr]     |
[INFO] [stderr] 190 |             let list_of_strings__fnPointer : Vec<String> = list_of_numbers
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `list_of_strings_fn_pointer`
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hello_macro_derive-93487ace7e4a5b91)
[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] [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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/my_macros-101f0169e16a58bc)
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/unsafe_tut_app-fb0b2940f40e01f3)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/unsafe_tut_core-f23a69ef72a4c345)
[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] [stderr]    Doc-tests hello_macro_derive
[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] [stderr]    Doc-tests my_macros
[INFO] [stderr]    Doc-tests unsafe_tut_core
[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] [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" "e229cde94175618ba7da5165dbf201d1e14f344686ee9c14a406ff94890c7de2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e229cde94175618ba7da5165dbf201d1e14f344686ee9c14a406ff94890c7de2", kill_on_drop: false }`
[INFO] [stdout] e229cde94175618ba7da5165dbf201d1e14f344686ee9c14a406ff94890c7de2