[INFO] fetching crate salak 0.14.1... [INFO] checking salak-0.14.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate salak 0.14.1 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate salak 0.14.1 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate salak 0.14.1 [INFO] tweaked toml for crates.io crate salak 0.14.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate salak 0.14.1 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate salak 0.14.1 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] aa6dadb2df5b29ca87c291d5ff92eb8e6cf09a06f75a7c8dd2ea430b769dc3ef [INFO] running `Command { std: "docker" "start" "-a" "aa6dadb2df5b29ca87c291d5ff92eb8e6cf09a06f75a7c8dd2ea430b769dc3ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "aa6dadb2df5b29ca87c291d5ff92eb8e6cf09a06f75a7c8dd2ea430b769dc3ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aa6dadb2df5b29ca87c291d5ff92eb8e6cf09a06f75a7c8dd2ea430b769dc3ef", kill_on_drop: false }` [INFO] [stdout] aa6dadb2df5b29ca87c291d5ff92eb8e6cf09a06f75a7c8dd2ea430b769dc3ef [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5be36d57fe75631c3b888401dadeedd5f18193107e4ca35275b1ef95df2badfb [INFO] running `Command { std: "docker" "start" "-a" "5be36d57fe75631c3b888401dadeedd5f18193107e4ca35275b1ef95df2badfb", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling libc v0.2.100 [INFO] [stderr] Compiling syn v1.0.75 [INFO] [stderr] Compiling serde_derive v1.0.127 [INFO] [stderr] Compiling serde v1.0.127 [INFO] [stderr] Compiling serde_json v1.0.66 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking instant v0.1.10 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking lock_api v0.4.4 [INFO] [stderr] Compiling trybuild v1.0.45 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Checking half v1.7.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking pad v0.1.6 [INFO] [stderr] Checking glob v0.3.0 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking rayon-core v1.9.1 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking rayon v1.5.1 [INFO] [stderr] Checking env_logger v0.8.4 [INFO] [stderr] Checking env_logger v0.9.0 [INFO] [stderr] Checking quickcheck v1.0.3 [INFO] [stderr] Compiling salak_derive v0.8.0 [INFO] [stderr] Compiling quickcheck_macros v1.0.0 [INFO] [stderr] Checking toml v0.5.8 [INFO] [stderr] Checking bstr v0.2.16 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking salak v0.14.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stdout] warning: fields `key`, `tp`, and `def` are never read [INFO] [stdout] --> src/derive.rs:47:5 [INFO] [stdout] | [INFO] [stdout] 46 | pub(crate) struct KeyDesc { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 47 | key: String, [INFO] [stdout] | ^^^ [INFO] [stdout] 48 | tp: &'static str, [INFO] [stdout] | ^^ [INFO] [stdout] 49 | pub(crate) required: Option, [INFO] [stdout] 50 | def: Option, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `KeyDesc` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `KeyDescs` is never constructed [INFO] [stdout] --> src/derive.rs:55:19 [INFO] [stdout] | [INFO] [stdout] 55 | pub(crate) struct KeyDescs(pub(crate) Vec); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: ControlFlow, i64> [INFO] [stdout] --> src/raw.rs:141:39 [INFO] [stdout] | [INFO] [stdout] 141 | Property::I(s) => $x::try_from(s)?, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 152 | impl_property_num!(i8, i16, i32, i64, i128, u8, u16, u32, u64, u128, isize, usize); [INFO] [stdout] | ---------------------------------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] = note: this error originates in the macro `impl_property_num` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/raw.rs:141:39 [INFO] [stdout] | [INFO] [stdout] 141 | Property::I(s) => $x::try_from(s)?, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 152 | impl_property_num!(i8, i16, i32, i64, i128, u8, u16, u32, u64, u128, isize, usize); [INFO] [stdout] | ---------------------------------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `impl_property_num` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: ControlFlow, i128> [INFO] [stdout] --> src/raw.rs:141:39 [INFO] [stdout] | [INFO] [stdout] 141 | Property::I(s) => $x::try_from(s)?, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 152 | impl_property_num!(i8, i16, i32, i64, i128, u8, u16, u32, u64, u128, isize, usize); [INFO] [stdout] | ---------------------------------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `impl_property_num` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/raw.rs:141:39 [INFO] [stdout] | [INFO] [stdout] 141 | Property::I(s) => $x::try_from(s)?, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 152 | impl_property_num!(i8, i16, i32, i64, i128, u8, u16, u32, u64, u128, isize, usize); [INFO] [stdout] | ---------------------------------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `impl_property_num` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: ControlFlow, PathBuf> [INFO] [stdout] --> src/raw.rs:403:39 [INFO] [stdout] | [INFO] [stdout] 403 | Property::S(s) => <$x>::from_str(s)?, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 413 | / impl_property_from_str!( [INFO] [stdout] 414 | | Ipv4Addr, [INFO] [stdout] 415 | | Ipv6Addr, [INFO] [stdout] 416 | | IpAddr, [INFO] [stdout] ... | [INFO] [stdout] 421 | | OsString [INFO] [stdout] 422 | | ); [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `impl_property_from_str` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/raw.rs:403:39 [INFO] [stdout] | [INFO] [stdout] 403 | Property::S(s) => <$x>::from_str(s)?, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 413 | / impl_property_from_str!( [INFO] [stdout] 414 | | Ipv4Addr, [INFO] [stdout] 415 | | Ipv6Addr, [INFO] [stdout] 416 | | IpAddr, [INFO] [stdout] ... | [INFO] [stdout] 421 | | OsString [INFO] [stdout] 422 | | ); [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `impl_property_from_str` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: ControlFlow, PathBuf> [INFO] [stdout] --> src/raw.rs:404:39 [INFO] [stdout] | [INFO] [stdout] 404 | Property::O(s) => <$x>::from_str(&s)?, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 413 | / impl_property_from_str!( [INFO] [stdout] 414 | | Ipv4Addr, [INFO] [stdout] 415 | | Ipv6Addr, [INFO] [stdout] 416 | | IpAddr, [INFO] [stdout] ... | [INFO] [stdout] 421 | | OsString [INFO] [stdout] 422 | | ); [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `impl_property_from_str` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/raw.rs:404:39 [INFO] [stdout] | [INFO] [stdout] 404 | Property::O(s) => <$x>::from_str(&s)?, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 413 | / impl_property_from_str!( [INFO] [stdout] 414 | | Ipv4Addr, [INFO] [stdout] 415 | | Ipv6Addr, [INFO] [stdout] 416 | | IpAddr, [INFO] [stdout] ... | [INFO] [stdout] 421 | | OsString [INFO] [stdout] 422 | | ); [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `impl_property_from_str` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: ControlFlow, OsString> [INFO] [stdout] --> src/raw.rs:403:39 [INFO] [stdout] | [INFO] [stdout] 403 | Property::S(s) => <$x>::from_str(s)?, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 413 | / impl_property_from_str!( [INFO] [stdout] 414 | | Ipv4Addr, [INFO] [stdout] 415 | | Ipv6Addr, [INFO] [stdout] 416 | | IpAddr, [INFO] [stdout] ... | [INFO] [stdout] 421 | | OsString [INFO] [stdout] 422 | | ); [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `impl_property_from_str` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/raw.rs:403:39 [INFO] [stdout] | [INFO] [stdout] 403 | Property::S(s) => <$x>::from_str(s)?, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 413 | / impl_property_from_str!( [INFO] [stdout] 414 | | Ipv4Addr, [INFO] [stdout] 415 | | Ipv6Addr, [INFO] [stdout] 416 | | IpAddr, [INFO] [stdout] ... | [INFO] [stdout] 421 | | OsString [INFO] [stdout] 422 | | ); [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `impl_property_from_str` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: ControlFlow, OsString> [INFO] [stdout] --> src/raw.rs:404:39 [INFO] [stdout] | [INFO] [stdout] 404 | Property::O(s) => <$x>::from_str(&s)?, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 413 | / impl_property_from_str!( [INFO] [stdout] 414 | | Ipv4Addr, [INFO] [stdout] 415 | | Ipv6Addr, [INFO] [stdout] 416 | | IpAddr, [INFO] [stdout] ... | [INFO] [stdout] 421 | | OsString [INFO] [stdout] 422 | | ); [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `impl_property_from_str` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/raw.rs:404:39 [INFO] [stdout] | [INFO] [stdout] 404 | Property::O(s) => <$x>::from_str(&s)?, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 413 | / impl_property_from_str!( [INFO] [stdout] 414 | | Ipv4Addr, [INFO] [stdout] 415 | | Ipv6Addr, [INFO] [stdout] 416 | | IpAddr, [INFO] [stdout] ... | [INFO] [stdout] 421 | | OsString [INFO] [stdout] 422 | | ); [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `impl_property_from_str` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking criterion v0.3.5 [INFO] [stderr] error: could not compile `salak` (lib) due to 12 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "5be36d57fe75631c3b888401dadeedd5f18193107e4ca35275b1ef95df2badfb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5be36d57fe75631c3b888401dadeedd5f18193107e4ca35275b1ef95df2badfb", kill_on_drop: false }` [INFO] [stdout] 5be36d57fe75631c3b888401dadeedd5f18193107e4ca35275b1ef95df2badfb