[INFO] fetching crate tshell 0.2.2... [INFO] checking tshell-0.2.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate tshell 0.2.2 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate tshell 0.2.2 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-7-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 20 packages [INFO] [stderr] Adding aho-corasick v0.5.3 (latest: v1.1.3) [INFO] [stderr] Adding bitflags v0.4.0 (latest: v2.5.0) [INFO] [stderr] Adding encode_unicode v0.1.3 (latest: v1.0.0) [INFO] [stderr] Adding env_logger v0.3.5 (latest: v0.11.3) [INFO] [stderr] Adding log v0.3.9 (latest: v0.4.21) [INFO] [stderr] Adding memchr v0.1.11 (latest: v2.7.2) [INFO] [stderr] Adding nix v0.5.1 (latest: v0.28.0) [INFO] [stderr] Adding regex v0.1.80 (latest: v1.10.4) [INFO] [stderr] Adding regex-syntax v0.3.9 (latest: v0.8.3) [INFO] [stderr] Adding rustyline v1.0.0 (latest: v14.0.0) [INFO] [stderr] Adding thread-id v2.0.0 (latest: v4.2.1) [INFO] [stderr] Adding thread_local v0.2.7 (latest: v1.1.8) [INFO] [stderr] Adding utf8-ranges v0.1.3 (latest: v1.0.5) [INFO] [stderr] Adding winapi v0.2.8 (latest: v0.3.9) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded env_logger v0.3.5 [INFO] [stderr] Downloaded rustyline v1.0.0 [INFO] [stderr] Downloaded encode_unicode v0.1.3 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fba4a95e11a4acc9154ee9447791f999e027268ad8b370150bb27080e7b298c6 [INFO] running `Command { std: "docker" "start" "-a" "fba4a95e11a4acc9154ee9447791f999e027268ad8b370150bb27080e7b298c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fba4a95e11a4acc9154ee9447791f999e027268ad8b370150bb27080e7b298c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fba4a95e11a4acc9154ee9447791f999e027268ad8b370150bb27080e7b298c6", kill_on_drop: false }` [INFO] [stdout] fba4a95e11a4acc9154ee9447791f999e027268ad8b370150bb27080e7b298c6 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 33622ec6f77868345000b7c3bf34e675ee40dbc688d8f27dfdec42ed8edfef82 [INFO] running `Command { std: "docker" "start" "-a" "33622ec6f77868345000b7c3bf34e675ee40dbc688d8f27dfdec42ed8edfef82", kill_on_drop: false }` [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking utf8-ranges v0.1.3 [INFO] [stderr] Checking bitflags v0.4.0 [INFO] [stderr] Checking regex-syntax v0.3.9 [INFO] [stderr] Checking encode_unicode v0.1.3 [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking aho-corasick v0.5.3 [INFO] [stderr] Checking nix v0.5.1 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Checking thread-id v2.0.0 [INFO] [stderr] Checking thread_local v0.2.7 [INFO] [stderr] Checking regex v0.1.80 [INFO] [stderr] Checking rustyline v1.0.0 [INFO] [stderr] Checking env_logger v0.3.5 [INFO] [stderr] Checking tshell v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/commands.rs:312:42 [INFO] [stdout] | [INFO] [stdout] 312 | context: Arc::new(Mutex::new((context))) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 312 - context: Arc::new(Mutex::new((context))) [INFO] [stdout] 312 + context: Arc::new(Mutex::new(context)) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/commands.rs:312:42 [INFO] [stdout] | [INFO] [stdout] 312 | context: Arc::new(Mutex::new((context))) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 312 - context: Arc::new(Mutex::new((context))) [INFO] [stdout] 312 + context: Arc::new(Mutex::new(context)) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead. [INFO] [stdout] --> src/commands.rs:394:29 [INFO] [stdout] | [INFO] [stdout] 394 | let home_dir = env::home_dir() [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead. [INFO] [stdout] --> src/commands.rs:394:29 [INFO] [stdout] | [INFO] [stdout] 394 | let home_dir = env::home_dir() [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/commands.rs:10:24 [INFO] [stdout] | [INFO] [stdout] 10 | pub type CallBack = Fn(HashMap, &mut Option, &HashMap) -> CommandResult>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 10 | pub type CallBack = dyn Fn(HashMap, &mut Option, &HashMap) -> CommandResult>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/commands.rs:10:24 [INFO] [stdout] | [INFO] [stdout] 10 | pub type CallBack = Fn(HashMap, &mut Option, &HashMap) -> CommandResult>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 10 | pub type CallBack = dyn Fn(HashMap, &mut Option, &HashMap) -> CommandResult>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `core::str::::trim_left`: superseded by `trim_start` [INFO] [stdout] --> src/commands.rs:321:42 [INFO] [stdout] | [INFO] [stdout] 321 | let mut levels: Vec<&str> = line.trim_left().split_whitespace().collect(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: replace the use of the deprecated method [INFO] [stdout] | [INFO] [stdout] 321 | let mut levels: Vec<&str> = line.trim_start().split_whitespace().collect(); [INFO] [stdout] | ~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `core::str::::trim_left`: superseded by `trim_start` [INFO] [stdout] --> src/commands.rs:321:42 [INFO] [stdout] | [INFO] [stdout] 321 | let mut levels: Vec<&str> = line.trim_left().split_whitespace().collect(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: replace the use of the deprecated method [INFO] [stdout] | [INFO] [stdout] 321 | let mut levels: Vec<&str> = line.trim_start().split_whitespace().collect(); [INFO] [stdout] | ~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> examples/example.rs:12:10 [INFO] [stdout] | [INFO] [stdout] 12 | fn world(args: HashMap, o_context: &mut Option, history: &HashMap) -> CommandResult> { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `o_context` [INFO] [stdout] --> examples/example.rs:12:39 [INFO] [stdout] | [INFO] [stdout] 12 | fn world(args: HashMap, o_context: &mut Option, history: &HashMap) -> CommandResult> { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_o_context` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `o_context` [INFO] [stdout] --> examples/example.rs:20:42 [INFO] [stdout] | [INFO] [stdout] 20 | fn darkness(args: HashMap, o_context: &mut Option, history: &HashMap) -> CommandResult examples/example.rs:20:75 [INFO] [stdout] | [INFO] [stdout] 20 | ...text: &mut Option, history: &HashMap) -> CommandResult> { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_history` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `o_context` [INFO] [stdout] --> examples/example.rs:30:45 [INFO] [stdout] | [INFO] [stdout] 30 | fn new_context(args: HashMap, o_context: &mut Option, history: &HashMap) -> CommandResult examples/example.rs:30:78 [INFO] [stdout] | [INFO] [stdout] 30 | ...text: &mut Option, history: &HashMap) -> CommandResult> { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_history` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> examples/example.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | let mut context = Context::default(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> examples/example.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | let mut o_context = Some(context); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `memory` is never read [INFO] [stdout] --> examples/example.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct Context { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 9 | memory: Option [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Context` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.32s [INFO] running `Command { std: "docker" "inspect" "33622ec6f77868345000b7c3bf34e675ee40dbc688d8f27dfdec42ed8edfef82", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "33622ec6f77868345000b7c3bf34e675ee40dbc688d8f27dfdec42ed8edfef82", kill_on_drop: false }` [INFO] [stdout] 33622ec6f77868345000b7c3bf34e675ee40dbc688d8f27dfdec42ed8edfef82 [INFO] checking tshell-0.2.2 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate tshell 0.2.2 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate tshell 0.2.2 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-7-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9bd1adf922b53c417a9dc4ebe0dc40f6c137ddfa83d9cb4bd9356e475d180c8a [INFO] running `Command { std: "docker" "start" "-a" "9bd1adf922b53c417a9dc4ebe0dc40f6c137ddfa83d9cb4bd9356e475d180c8a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9bd1adf922b53c417a9dc4ebe0dc40f6c137ddfa83d9cb4bd9356e475d180c8a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9bd1adf922b53c417a9dc4ebe0dc40f6c137ddfa83d9cb4bd9356e475d180c8a", kill_on_drop: false }` [INFO] [stdout] 9bd1adf922b53c417a9dc4ebe0dc40f6c137ddfa83d9cb4bd9356e475d180c8a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 533eb700741acbfe575ec3a74b9dc2e9019dd4e12db4fd4680ce14a2b639d2e8 [INFO] running `Command { std: "docker" "start" "-a" "533eb700741acbfe575ec3a74b9dc2e9019dd4e12db4fd4680ce14a2b639d2e8", kill_on_drop: false }` [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Checking bitflags v0.4.0 [INFO] [stderr] Checking utf8-ranges v0.1.3 [INFO] [stderr] Checking regex-syntax v0.3.9 [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Checking encode_unicode v0.1.3 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking nix v0.5.1 [INFO] [stderr] Checking aho-corasick v0.5.3 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Checking thread-id v2.0.0 [INFO] [stderr] Checking thread_local v0.2.7 [INFO] [stderr] Checking regex v0.1.80 [INFO] [stderr] Checking rustyline v1.0.0 [INFO] [stderr] Checking env_logger v0.3.5 [INFO] [stderr] Checking tshell v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/commands.rs:312:42 [INFO] [stdout] | [INFO] [stdout] 312 | context: Arc::new(Mutex::new((context))) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 312 - context: Arc::new(Mutex::new((context))) [INFO] [stdout] 312 + context: Arc::new(Mutex::new(context)) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead. [INFO] [stdout] --> src/commands.rs:394:29 [INFO] [stdout] | [INFO] [stdout] 394 | let home_dir = env::home_dir() [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/commands.rs:10:24 [INFO] [stdout] | [INFO] [stdout] 10 | pub type CallBack = Fn(HashMap, &mut Option, &HashMap) -> CommandResult>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 10 | pub type CallBack = dyn Fn(HashMap, &mut Option, &HashMap) -> CommandResult>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/commands.rs:312:42 [INFO] [stdout] | [INFO] [stdout] 312 | context: Arc::new(Mutex::new((context))) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 312 - context: Arc::new(Mutex::new((context))) [INFO] [stdout] 312 + context: Arc::new(Mutex::new(context)) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead. [INFO] [stdout] --> src/commands.rs:394:29 [INFO] [stdout] | [INFO] [stdout] 394 | let home_dir = env::home_dir() [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/commands.rs:10:24 [INFO] [stdout] | [INFO] [stdout] 10 | pub type CallBack = Fn(HashMap, &mut Option, &HashMap) -> CommandResult>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 10 | pub type CallBack = dyn Fn(HashMap, &mut Option, &HashMap) -> CommandResult>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `core::str::::trim_left`: superseded by `trim_start` [INFO] [stdout] --> src/commands.rs:321:42 [INFO] [stdout] | [INFO] [stdout] 321 | let mut levels: Vec<&str> = line.trim_left().split_whitespace().collect(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: replace the use of the deprecated method [INFO] [stdout] | [INFO] [stdout] 321 | let mut levels: Vec<&str> = line.trim_start().split_whitespace().collect(); [INFO] [stdout] | ~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `core::str::::trim_left`: superseded by `trim_start` [INFO] [stdout] --> src/commands.rs:321:42 [INFO] [stdout] | [INFO] [stdout] 321 | let mut levels: Vec<&str> = line.trim_left().split_whitespace().collect(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: replace the use of the deprecated method [INFO] [stdout] | [INFO] [stdout] 321 | let mut levels: Vec<&str> = line.trim_start().split_whitespace().collect(); [INFO] [stdout] | ~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> examples/example.rs:12:10 [INFO] [stdout] | [INFO] [stdout] 12 | fn world(args: HashMap, o_context: &mut Option, history: &HashMap) -> CommandResult> { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `o_context` [INFO] [stdout] --> examples/example.rs:12:39 [INFO] [stdout] | [INFO] [stdout] 12 | fn world(args: HashMap, o_context: &mut Option, history: &HashMap) -> CommandResult> { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_o_context` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `o_context` [INFO] [stdout] --> examples/example.rs:20:42 [INFO] [stdout] | [INFO] [stdout] 20 | fn darkness(args: HashMap, o_context: &mut Option, history: &HashMap) -> CommandResult examples/example.rs:20:75 [INFO] [stdout] | [INFO] [stdout] 20 | ...text: &mut Option, history: &HashMap) -> CommandResult> { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_history` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `o_context` [INFO] [stdout] --> examples/example.rs:30:45 [INFO] [stdout] | [INFO] [stdout] 30 | fn new_context(args: HashMap, o_context: &mut Option, history: &HashMap) -> CommandResult examples/example.rs:30:78 [INFO] [stdout] | [INFO] [stdout] 30 | ...text: &mut Option, history: &HashMap) -> CommandResult> { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_history` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> examples/example.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | let mut context = Context::default(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> examples/example.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | let mut o_context = Some(context); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `memory` is never read [INFO] [stdout] --> examples/example.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct Context { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 9 | memory: Option [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Context` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.99s [INFO] running `Command { std: "docker" "inspect" "533eb700741acbfe575ec3a74b9dc2e9019dd4e12db4fd4680ce14a2b639d2e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "533eb700741acbfe575ec3a74b9dc2e9019dd4e12db4fd4680ce14a2b639d2e8", kill_on_drop: false }` [INFO] [stdout] 533eb700741acbfe575ec3a74b9dc2e9019dd4e12db4fd4680ce14a2b639d2e8