[INFO] fetching crate tshell 0.2.2... [INFO] testing tshell-0.2.2 against 1.44.0 for beta-1.45-1 [INFO] extracting crate tshell 0.2.2 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate tshell 0.2.2 on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate tshell 0.2.2 [INFO] finished tweaking crates.io crate tshell 0.2.2 [INFO] tweaked toml for crates.io crate tshell 0.2.2 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 6d46dd867ff718f707369dd69f4a1d9019a6b51e3461572a6968b75095e7fcfb [INFO] running `"docker" "start" "-a" "6d46dd867ff718f707369dd69f4a1d9019a6b51e3461572a6968b75095e7fcfb"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling winapi v0.2.8 [INFO] [stderr] Compiling bitflags v0.4.0 [INFO] [stderr] Compiling utf8-ranges v0.1.3 [INFO] [stderr] Compiling regex-syntax v0.3.9 [INFO] [stderr] Compiling encode_unicode v0.1.3 [INFO] [stderr] Compiling memchr v0.1.11 [INFO] [stderr] Compiling nix v0.5.1 [INFO] [stderr] Compiling aho-corasick v0.5.3 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling thread-id v2.0.0 [INFO] [stderr] Compiling thread_local v0.2.7 [INFO] [stderr] Compiling regex v0.1.80 [INFO] [stderr] Compiling rustyline v1.0.0 [INFO] [stderr] Compiling env_logger v0.3.5 [INFO] [stderr] Compiling tshell v0.2.2 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/commands.rs:10:24 [INFO] [stderr] | [INFO] [stderr] 10 | pub type CallBack = Fn(HashMap, &mut Option, &HashMap) -> CommandResult>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(HashMap, &mut Option, &HashMap) -> CommandResult>` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/commands.rs:312:42 [INFO] [stderr] | [INFO] [stderr] 312 | context: Arc::new(Mutex::new((context))) [INFO] [stderr] | ^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead. [INFO] [stderr] --> src/commands.rs:394:24 [INFO] [stderr] | [INFO] [stderr] 394 | let home_dir = env::home_dir() [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::str::::trim_left': superseded by `trim_start` [INFO] [stderr] --> src/commands.rs:321:42 [INFO] [stderr] | [INFO] [stderr] 321 | let mut levels: Vec<&str> = line.trim_left().split_whitespace().collect(); [INFO] [stderr] | ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start` [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 13.25s [INFO] running `"docker" "inspect" "6d46dd867ff718f707369dd69f4a1d9019a6b51e3461572a6968b75095e7fcfb"` [INFO] running `"docker" "rm" "-f" "6d46dd867ff718f707369dd69f4a1d9019a6b51e3461572a6968b75095e7fcfb"` [INFO] [stdout] 6d46dd867ff718f707369dd69f4a1d9019a6b51e3461572a6968b75095e7fcfb [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 493a1b6872068d11f4ab4ad4524c37d089345100dda44693cd5d0f61f79d508a [INFO] running `"docker" "start" "-a" "493a1b6872068d11f4ab4ad4524c37d089345100dda44693cd5d0f61f79d508a"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling tshell v0.2.2 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/commands.rs:10:24 [INFO] [stderr] | [INFO] [stderr] 10 | pub type CallBack = Fn(HashMap, &mut Option, &HashMap) -> CommandResult>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(HashMap, &mut Option, &HashMap) -> CommandResult>` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/commands.rs:312:42 [INFO] [stderr] | [INFO] [stderr] 312 | context: Arc::new(Mutex::new((context))) [INFO] [stderr] | ^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead. [INFO] [stderr] --> src/commands.rs:394:24 [INFO] [stderr] | [INFO] [stderr] 394 | let home_dir = env::home_dir() [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::str::::trim_left': superseded by `trim_start` [INFO] [stderr] --> src/commands.rs:321:42 [INFO] [stderr] | [INFO] [stderr] 321 | let mut levels: Vec<&str> = line.trim_left().split_whitespace().collect(); [INFO] [stderr] | ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start` [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused variable: `args` [INFO] [stderr] --> examples/example.rs:12:10 [INFO] [stderr] | [INFO] [stderr] 12 | fn world(args: HashMap, o_context: &mut Option, history: &HashMap) -> CommandResult> { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `o_context` [INFO] [stderr] --> examples/example.rs:12:39 [INFO] [stderr] | [INFO] [stderr] 12 | fn world(args: HashMap, o_context: &mut Option, history: &HashMap) -> CommandResult> { [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_o_context` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `o_context` [INFO] [stderr] --> examples/example.rs:20:42 [INFO] [stderr] | [INFO] [stderr] 20 | fn darkness(args: HashMap, o_context: &mut Option, history: &HashMap) -> CommandResult> { [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_o_context` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `history` [INFO] [stderr] --> examples/example.rs:20:75 [INFO] [stderr] | [INFO] [stderr] 20 | fn darkness(args: HashMap, o_context: &mut Option, history: &HashMap) -> CommandResult> { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_history` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `o_context` [INFO] [stderr] --> examples/example.rs:30:45 [INFO] [stderr] | [INFO] [stderr] 30 | fn new_context(args: HashMap, o_context: &mut Option, history: &HashMap) -> CommandResult> { [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_o_context` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `history` [INFO] [stderr] --> examples/example.rs:30:78 [INFO] [stderr] | [INFO] [stderr] 30 | fn new_context(args: HashMap, o_context: &mut Option, history: &HashMap) -> CommandResult> { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_history` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> examples/example.rs:42:9 [INFO] [stderr] | [INFO] [stderr] 42 | let mut context = Context::default(); [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> examples/example.rs:43:9 [INFO] [stderr] | [INFO] [stderr] 43 | let mut o_context = Some(context); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/commands.rs:10:24 [INFO] [stderr] | [INFO] [stderr] 10 | pub type CallBack = Fn(HashMap, &mut Option, &HashMap) -> CommandResult>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(HashMap, &mut Option, &HashMap) -> CommandResult>` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/commands.rs:312:42 [INFO] [stderr] | [INFO] [stderr] 312 | context: Arc::new(Mutex::new((context))) [INFO] [stderr] | ^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead. [INFO] [stderr] --> src/commands.rs:394:24 [INFO] [stderr] | [INFO] [stderr] 394 | let home_dir = env::home_dir() [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::str::::trim_left': superseded by `trim_start` [INFO] [stderr] --> src/commands.rs:321:42 [INFO] [stderr] | [INFO] [stderr] 321 | let mut levels: Vec<&str> = line.trim_left().split_whitespace().collect(); [INFO] [stderr] | ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start` [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 8 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.70s [INFO] running `"docker" "inspect" "493a1b6872068d11f4ab4ad4524c37d089345100dda44693cd5d0f61f79d508a"` [INFO] running `"docker" "rm" "-f" "493a1b6872068d11f4ab4ad4524c37d089345100dda44693cd5d0f61f79d508a"` [INFO] [stdout] 493a1b6872068d11f4ab4ad4524c37d089345100dda44693cd5d0f61f79d508a [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] f958f71f46208424f8fe0d167fe6e4c5c59d8f211600ec2e18da49212b717c12 [INFO] running `"docker" "start" "-a" "f958f71f46208424f8fe0d167fe6e4c5c59d8f211600ec2e18da49212b717c12"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/commands.rs:10:24 [INFO] [stderr] | [INFO] [stderr] 10 | pub type CallBack = Fn(HashMap, &mut Option, &HashMap) -> CommandResult>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(HashMap, &mut Option, &HashMap) -> CommandResult>` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/commands.rs:312:42 [INFO] [stderr] | [INFO] [stderr] 312 | context: Arc::new(Mutex::new((context))) [INFO] [stderr] | ^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead. [INFO] [stderr] --> src/commands.rs:394:24 [INFO] [stderr] | [INFO] [stderr] 394 | let home_dir = env::home_dir() [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::str::::trim_left': superseded by `trim_start` [INFO] [stderr] --> src/commands.rs:321:42 [INFO] [stderr] | [INFO] [stderr] 321 | let mut levels: Vec<&str> = line.trim_left().split_whitespace().collect(); [INFO] [stderr] | ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start` [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/commands.rs:10:24 [INFO] [stderr] | [INFO] [stderr] 10 | pub type CallBack = Fn(HashMap, &mut Option, &HashMap) -> CommandResult>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(HashMap, &mut Option, &HashMap) -> CommandResult>` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/commands.rs:312:42 [INFO] [stderr] | [INFO] [stderr] 312 | context: Arc::new(Mutex::new((context))) [INFO] [stderr] | ^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead. [INFO] [stderr] --> src/commands.rs:394:24 [INFO] [stderr] | [INFO] [stderr] 394 | let home_dir = env::home_dir() [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::str::::trim_left': superseded by `trim_start` [INFO] [stderr] --> src/commands.rs:321:42 [INFO] [stderr] | [INFO] [stderr] 321 | let mut levels: Vec<&str> = line.trim_left().split_whitespace().collect(); [INFO] [stderr] | ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start` [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused variable: `args` [INFO] [stderr] --> examples/example.rs:12:10 [INFO] [stderr] | [INFO] [stderr] 12 | fn world(args: HashMap, o_context: &mut Option, history: &HashMap) -> CommandResult> { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `o_context` [INFO] [stderr] --> examples/example.rs:12:39 [INFO] [stderr] | [INFO] [stderr] 12 | fn world(args: HashMap, o_context: &mut Option, history: &HashMap) -> CommandResult> { [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_o_context` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `o_context` [INFO] [stderr] --> examples/example.rs:20:42 [INFO] [stderr] | [INFO] [stderr] 20 | fn darkness(args: HashMap, o_context: &mut Option, history: &HashMap) -> CommandResult> { [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_o_context` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `history` [INFO] [stderr] --> examples/example.rs:20:75 [INFO] [stderr] | [INFO] [stderr] 20 | fn darkness(args: HashMap, o_context: &mut Option, history: &HashMap) -> CommandResult> { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_history` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `o_context` [INFO] [stderr] --> examples/example.rs:30:45 [INFO] [stderr] | [INFO] [stderr] 30 | fn new_context(args: HashMap, o_context: &mut Option, history: &HashMap) -> CommandResult> { [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_o_context` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `history` [INFO] [stderr] --> examples/example.rs:30:78 [INFO] [stderr] | [INFO] [stderr] 30 | fn new_context(args: HashMap, o_context: &mut Option, history: &HashMap) -> CommandResult> { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_history` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> examples/example.rs:42:9 [INFO] [stderr] | [INFO] [stderr] 42 | let mut context = Context::default(); [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> examples/example.rs:43:9 [INFO] [stderr] | [INFO] [stderr] 43 | let mut o_context = Some(context); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 8 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.14s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/tshell-f9b89fefb149f38f [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 [INFO] [stdout] [INFO] [stderr] Doc-tests tshell [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 [INFO] [stdout] [INFO] running `"docker" "inspect" "f958f71f46208424f8fe0d167fe6e4c5c59d8f211600ec2e18da49212b717c12"` [INFO] running `"docker" "rm" "-f" "f958f71f46208424f8fe0d167fe6e4c5c59d8f211600ec2e18da49212b717c12"` [INFO] [stdout] f958f71f46208424f8fe0d167fe6e4c5c59d8f211600ec2e18da49212b717c12