[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#f9988fefd3add01f414f52b414308e7872622fee for pr-155114
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHikakkun%2Fmy_stack" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-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-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Hikakkun/my_stack on toolchain f9988fefd3add01f414f52b414308e7872622fee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "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" "+f9988fefd3add01f414f52b414308e7872622fee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0be46fda9166dc9587ca2c5d07675b2f9c05851e09daf17f749d82c376938f36
[INFO] running `Command { std: "docker" "start" "-a" "0be46fda9166dc9587ca2c5d07675b2f9c05851e09daf17f749d82c376938f36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0be46fda9166dc9587ca2c5d07675b2f9c05851e09daf17f749d82c376938f36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0be46fda9166dc9587ca2c5d07675b2f9c05851e09daf17f749d82c376938f36", kill_on_drop: false }`
[INFO] [stdout] 0be46fda9166dc9587ca2c5d07675b2f9c05851e09daf17f749d82c376938f36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ec25040d30835a3d4a45523201aa026d6e00a3278f9b6b6b276d9a29d336391
[INFO] running `Command { std: "docker" "start" "-a" "5ec25040d30835a3d4a45523201aa026d6e00a3278f9b6b6b276d9a29d336391", 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 0.47s
[INFO] running `Command { std: "docker" "inspect" "5ec25040d30835a3d4a45523201aa026d6e00a3278f9b6b6b276d9a29d336391", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ec25040d30835a3d4a45523201aa026d6e00a3278f9b6b6b276d9a29d336391", kill_on_drop: false }`
[INFO] [stdout] 5ec25040d30835a3d4a45523201aa026d6e00a3278f9b6b6b276d9a29d336391
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e26cfcdb9664ce60bab9ca9f602d619861f76da12350802919c997ef4b72d24
[INFO] running `Command { std: "docker" "start" "-a" "0e26cfcdb9664ce60bab9ca9f602d619861f76da12350802919c997ef4b72d24", 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 0.30s
[INFO] running `Command { std: "docker" "inspect" "0e26cfcdb9664ce60bab9ca9f602d619861f76da12350802919c997ef4b72d24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e26cfcdb9664ce60bab9ca9f602d619861f76da12350802919c997ef4b72d24", kill_on_drop: false }`
[INFO] [stdout] 0e26cfcdb9664ce60bab9ca9f602d619861f76da12350802919c997ef4b72d24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7f37af65fd03f3ae4fcac362250caf5a1705c5100196b30a800ed09ac0a766d6
[INFO] running `Command { std: "docker" "start" "-a" "7f37af65fd03f3ae4fcac362250caf5a1705c5100196b30a800ed09ac0a766d6", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/my_stack-dba9bc3dffa0d5b0)
[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-d961d9f2dea6d062)
[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 tests/test_stack.rs (/opt/rustwide/target/debug/deps/test_stack-e76bd99ad6069d6d)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_stack_empty_size ... ok
[INFO] [stdout] test tests::test_stack_pop_top ... ok
[INFO] [stdout] test tests::test_stack_push ... 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>::new (line 59) ... FAILED
[INFO] [stdout] test src/stack.rs - stack::Stack<T>::top (line 98) ... FAILED
[INFO] [stdout] test src/stack.rs - stack::Stack<T>::size (line 74) ... FAILED
[INFO] [stdout] test src/stack.rs - stack::Stack<T>::pop (line 139) ... FAILED
[INFO] [stdout] test src/stack.rs - stack::Stack<T>::push (line 119) ... FAILED
[INFO] [stdout] test src/stack.rs - stack::Stack<T>::is_empty (line 86) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/stack.rs - stack::Stack<T>::new (line 59) stdout ----
[INFO] [stdout] error[E0425]: cannot find type `Stack` in this scope
[INFO] [stdout]   --> src/stack.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 60 | 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] 59 + use my_stack::stack::Stack;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Stack` in this scope
[INFO] [stdout]   --> src/stack.rs:60:25
[INFO] [stdout]    |
[INFO] [stdout] 60 | 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] 59 + 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: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/stack.rs - stack::Stack<T>::top (line 98) stdout ----
[INFO] [stdout] error[E0425]: cannot find type `Stack` in this scope
[INFO] [stdout]   --> src/stack.rs:99:16
[INFO] [stdout]    |
[INFO] [stdout] 99 | 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] 98 + use my_stack::stack::Stack;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Stack` in this scope
[INFO] [stdout]   --> src/stack.rs:99:29
[INFO] [stdout]    |
[INFO] [stdout] 99 | 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] 98 + 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: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/stack.rs - stack::Stack<T>::size (line 74) stdout ----
[INFO] [stdout] error[E0425]: cannot find type `Stack` in this scope
[INFO] [stdout]   --> src/stack.rs:75:12
[INFO] [stdout]    |
[INFO] [stdout] 75 | 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] 74 + use my_stack::stack::Stack;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Stack` in this scope
[INFO] [stdout]   --> src/stack.rs:75:25
[INFO] [stdout]    |
[INFO] [stdout] 75 | 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] 74 + 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: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/stack.rs - stack::Stack<T>::pop (line 139) stdout ----
[INFO] [stdout] error[E0425]: cannot find type `Stack` in this scope
[INFO] [stdout]    --> src/stack.rs:140:16
[INFO] [stdout]     |
[INFO] [stdout] 140 | 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] 139 + use my_stack::stack::Stack;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Stack` in this scope
[INFO] [stdout]    --> src/stack.rs:140:29
[INFO] [stdout]     |
[INFO] [stdout] 140 | 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] 139 + 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: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/stack.rs - stack::Stack<T>::push (line 119) stdout ----
[INFO] [stdout] error[E0425]: cannot find type `Stack` in this scope
[INFO] [stdout]    --> src/stack.rs:120:16
[INFO] [stdout]     |
[INFO] [stdout] 120 | 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] 119 + use my_stack::stack::Stack;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Stack` in this scope
[INFO] [stdout]    --> src/stack.rs:120:29
[INFO] [stdout]     |
[INFO] [stdout] 120 | 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] 119 + 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: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/stack.rs - stack::Stack<T>::is_empty (line 86) stdout ----
[INFO] [stdout] error[E0425]: cannot find type `Stack` in this scope
[INFO] [stdout]   --> src/stack.rs:87:12
[INFO] [stdout]    |
[INFO] [stdout] 87 | 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] 86 + use my_stack::stack::Stack;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Stack` in this scope
[INFO] [stdout]   --> src/stack.rs:87:25
[INFO] [stdout]    |
[INFO] [stdout] 87 | 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] 86 + 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: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[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 0.23s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "7f37af65fd03f3ae4fcac362250caf5a1705c5100196b30a800ed09ac0a766d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f37af65fd03f3ae4fcac362250caf5a1705c5100196b30a800ed09ac0a766d6", kill_on_drop: false }`
[INFO] [stdout] 7f37af65fd03f3ae4fcac362250caf5a1705c5100196b30a800ed09ac0a766d6
