[INFO] cloning repository https://github.com/Hikakkun/my_stack
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Hikakkun/my_stack" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHikakkun%2Fmy_stack", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHikakkun%2Fmy_stack'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 70d5dc8e1e448a1ffd50e7f9115629701f2afd5f
[INFO] testing Hikakkun/my_stack against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHikakkun%2Fmy_stack" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Hikakkun/my_stack
[INFO] finished tweaking git repo https://github.com/Hikakkun/my_stack
[INFO] tweaked toml for git repo https://github.com/Hikakkun/my_stack written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Hikakkun/my_stack on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Hikakkun/my_stack already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5de3eaa4b85bbc29b00496c30462424daec0632b33456ce7c217ea0487aac51a
[INFO] running `Command { std: "docker" "start" "-a" "5de3eaa4b85bbc29b00496c30462424daec0632b33456ce7c217ea0487aac51a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5de3eaa4b85bbc29b00496c30462424daec0632b33456ce7c217ea0487aac51a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5de3eaa4b85bbc29b00496c30462424daec0632b33456ce7c217ea0487aac51a", kill_on_drop: false }`
[INFO] [stdout] 5de3eaa4b85bbc29b00496c30462424daec0632b33456ce7c217ea0487aac51a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b02b599fd76d9839fa2381a9ff81684ff208425e055c4ae4d40d267c19311cd
[INFO] running `Command { std: "docker" "start" "-a" "3b02b599fd76d9839fa2381a9ff81684ff208425e055c4ae4d40d267c19311cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling my_stack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "3b02b599fd76d9839fa2381a9ff81684ff208425e055c4ae4d40d267c19311cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b02b599fd76d9839fa2381a9ff81684ff208425e055c4ae4d40d267c19311cd", kill_on_drop: false }`
[INFO] [stdout] 3b02b599fd76d9839fa2381a9ff81684ff208425e055c4ae4d40d267c19311cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b44c3ebd9fa8f9470c333309a2aedf4bffa6030ec24ad4448eecd030bed958a
[INFO] running `Command { std: "docker" "start" "-a" "5b44c3ebd9fa8f9470c333309a2aedf4bffa6030ec24ad4448eecd030bed958a", kill_on_drop: false }`
[INFO] [stderr]    Compiling my_stack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "5b44c3ebd9fa8f9470c333309a2aedf4bffa6030ec24ad4448eecd030bed958a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b44c3ebd9fa8f9470c333309a2aedf4bffa6030ec24ad4448eecd030bed958a", kill_on_drop: false }`
[INFO] [stdout] 5b44c3ebd9fa8f9470c333309a2aedf4bffa6030ec24ad4448eecd030bed958a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 66944ad76ec5e7fc0a205b84fe846c63bc210d13585da078fb1c4e179d2428b9
[INFO] running `Command { std: "docker" "start" "-a" "66944ad76ec5e7fc0a205b84fe846c63bc210d13585da078fb1c4e179d2428b9", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/my_stack-0eda886e17f4d1c4)
[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 src/main.rs (/opt/rustwide/target/debug/deps/my_stack-855f65768f49a5c5)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_stack.rs (/opt/rustwide/target/debug/deps/test_stack-46d5129d5205ca52)
[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 3 tests
[INFO] [stdout] test tests::test_stack_pop_top ... ok
[INFO] [stdout] test tests::test_stack_push ... ok
[INFO] [stdout] test tests::test_stack_empty_size ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests my_stack
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/stack.rs - stack::Stack<T>::size (line 74) ... FAILED
[INFO] [stdout] test src/stack.rs - stack::Stack<T>::new (line 59) ... FAILED
[INFO] [stdout] test src/stack.rs - stack::Stack<T>::push (line 119) ... FAILED
[INFO] [stdout] test src/stack.rs - stack::Stack<T>::pop (line 139) ... FAILED
[INFO] [stdout] test src/stack.rs - stack::Stack<T>::is_empty (line 86) ... FAILED
[INFO] [stdout] test src/stack.rs - stack::Stack<T>::top (line 98) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/stack.rs - stack::Stack<T>::size (line 74) stdout ----
[INFO] [stdout] error[E0412]: cannot find type `Stack` in this scope
[INFO] [stdout]  --> src/stack.rs:75:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | let stack: Stack<i32> = Stack::new(10);
[INFO] [stdout]   |            ^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use my_stack::stack::Stack;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Stack`
[INFO] [stdout]  --> src/stack.rs:75:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | let stack: Stack<i32> = Stack::new(10);
[INFO] [stdout]   |                         ^^^^^ use of undeclared type `Stack`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use my_stack::stack::Stack;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/stack.rs - stack::Stack<T>::new (line 59) stdout ----
[INFO] [stdout] error[E0412]: cannot find type `Stack` in this scope
[INFO] [stdout]  --> src/stack.rs:60:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | let stack: Stack<i32> = Stack::new(10);
[INFO] [stdout]   |            ^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use my_stack::stack::Stack;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Stack`
[INFO] [stdout]  --> src/stack.rs:60:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | let stack: Stack<i32> = Stack::new(10);
[INFO] [stdout]   |                         ^^^^^ use of undeclared type `Stack`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use my_stack::stack::Stack;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/stack.rs - stack::Stack<T>::push (line 119) stdout ----
[INFO] [stdout] error[E0412]: cannot find type `Stack` in this scope
[INFO] [stdout]  --> src/stack.rs:120:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | let mut stack: Stack<i32> = Stack::new(2);
[INFO] [stdout]   |                ^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use my_stack::stack::Stack;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Stack`
[INFO] [stdout]  --> src/stack.rs:120:29
[INFO] [stdout]   |
[INFO] [stdout] 3 | let mut stack: Stack<i32> = Stack::new(2);
[INFO] [stdout]   |                             ^^^^^ use of undeclared type `Stack`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use my_stack::stack::Stack;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/stack.rs - stack::Stack<T>::pop (line 139) stdout ----
[INFO] [stdout] error[E0412]: cannot find type `Stack` in this scope
[INFO] [stdout]  --> src/stack.rs:140:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | let mut stack: Stack<i32> = Stack::new(2);
[INFO] [stdout]   |                ^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use my_stack::stack::Stack;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Stack`
[INFO] [stdout]  --> src/stack.rs:140:29
[INFO] [stdout]   |
[INFO] [stdout] 3 | let mut stack: Stack<i32> = Stack::new(2);
[INFO] [stdout]   |                             ^^^^^ use of undeclared type `Stack`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use my_stack::stack::Stack;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/stack.rs - stack::Stack<T>::is_empty (line 86) stdout ----
[INFO] [stdout] error[E0412]: cannot find type `Stack` in this scope
[INFO] [stdout]  --> src/stack.rs:87:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | let stack: Stack<i32> = Stack::new(10);
[INFO] [stdout]   |            ^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use my_stack::stack::Stack;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Stack`
[INFO] [stdout]  --> src/stack.rs:87:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | let stack: Stack<i32> = Stack::new(10);
[INFO] [stdout]   |                         ^^^^^ use of undeclared type `Stack`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use my_stack::stack::Stack;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/stack.rs - stack::Stack<T>::top (line 98) stdout ----
[INFO] [stdout] error[E0412]: cannot find type `Stack` in this scope
[INFO] [stdout]  --> src/stack.rs:99:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | let mut stack: Stack<i32> = Stack::new(10);
[INFO] [stdout]   |                ^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use my_stack::stack::Stack;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Stack`
[INFO] [stdout]  --> src/stack.rs:99:29
[INFO] [stdout]   |
[INFO] [stdout] 3 | let mut stack: Stack<i32> = Stack::new(10);
[INFO] [stdout]   |                             ^^^^^ use of undeclared type `Stack`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use my_stack::stack::Stack;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/stack.rs - stack::Stack<T>::is_empty (line 86)
[INFO] [stdout]     src/stack.rs - stack::Stack<T>::new (line 59)
[INFO] [stdout]     src/stack.rs - stack::Stack<T>::pop (line 139)
[INFO] [stdout]     src/stack.rs - stack::Stack<T>::push (line 119)
[INFO] [stdout]     src/stack.rs - stack::Stack<T>::size (line 74)
[INFO] [stdout]     src/stack.rs - stack::Stack<T>::top (line 98)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 6 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.39s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "66944ad76ec5e7fc0a205b84fe846c63bc210d13585da078fb1c4e179d2428b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66944ad76ec5e7fc0a205b84fe846c63bc210d13585da078fb1c4e179d2428b9", kill_on_drop: false }`
[INFO] [stdout] 66944ad76ec5e7fc0a205b84fe846c63bc210d13585da078fb1c4e179d2428b9
