[INFO] fetching crate gm-sm2 0.13.0... [INFO] checking gm-sm2-0.13.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate gm-sm2 0.13.0 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate gm-sm2 0.13.0 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate gm-sm2 0.13.0 [INFO] finished tweaking crates.io crate gm-sm2 0.13.0 [INFO] tweaked toml for crates.io crate gm-sm2 0.13.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 104 packages to latest compatible versions [INFO] [stderr] Adding anes v0.1.6 (available: v0.2.0) [INFO] [stderr] Adding base64 v0.21.7 (available: v0.22.1) [INFO] [stderr] Adding bitflags v1.3.2 (available: v2.6.0) [INFO] [stderr] Adding clap v3.2.25 (available: v4.5.18) [INFO] [stderr] Adding clap_lex v0.2.4 (available: v0.7.2) [INFO] [stderr] Adding criterion v0.4.0 (available: v0.5.1) [INFO] [stderr] Adding generic-array v0.14.7 (available: v1.1.0) [INFO] [stderr] Adding hashbrown v0.12.3 (available: v0.14.5) [INFO] [stderr] Adding hermit-abi v0.1.19 (available: v0.4.0) [INFO] [stderr] Adding hex-literal v0.3.4 (available: v0.4.1) [INFO] [stderr] Adding indexmap v1.9.3 (available: v2.5.0) [INFO] [stderr] Adding itertools v0.10.5 (available: v0.13.0) [INFO] [stderr] Adding os_str_bytes v6.6.1 (available: v7.0.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 90320376d37caa6a2c79519d266cee47b10b29b450a861cdbd035600c8221ed9 [INFO] running `Command { std: "docker" "start" "-a" "90320376d37caa6a2c79519d266cee47b10b29b450a861cdbd035600c8221ed9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "90320376d37caa6a2c79519d266cee47b10b29b450a861cdbd035600c8221ed9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "90320376d37caa6a2c79519d266cee47b10b29b450a861cdbd035600c8221ed9", kill_on_drop: false }` [INFO] [stdout] 90320376d37caa6a2c79519d266cee47b10b29b450a861cdbd035600c8221ed9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Dtail_expr_drop_order" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 63216f715d7c4a151f0e1756b25bba89f2a3ab7395ee785d08c12ac6b6d8bf57 [INFO] running `Command { std: "docker" "start" "-a" "63216f715d7c4a151f0e1756b25bba89f2a3ab7395ee785d08c12ac6b6d8bf57", kill_on_drop: false }` [INFO] [stderr] Checking base64ct v1.6.0 [INFO] [stderr] Checking zeroize v1.8.1 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking plotters v0.3.7 [INFO] [stderr] Checking serde v1.0.210 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking gm-sm3 v0.10.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking pem-rfc7468 v0.7.0 [INFO] [stderr] Checking num-bigint v0.4.6 [INFO] [stderr] Checking der v0.7.9 [INFO] [stderr] Checking clap v3.2.25 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking spki v0.7.3 [INFO] [stderr] Checking sec1 v0.7.3 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking pkcs8 v0.10.2 [INFO] [stderr] Checking yasna v0.5.2 [INFO] [stderr] Checking gm-sm2 v0.13.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `u` is never read [INFO] [stdout] --> src/u256.rs:118:13 [INFO] [stdout] | [INFO] [stdout] 118 | let mut u = 0; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `r` is never read [INFO] [stdout] --> src/fields/fn64.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | let mut r = [0u64; 4]; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `z` is never read [INFO] [stdout] --> src/fields/fn64.rs:82:13 [INFO] [stdout] | [INFO] [stdout] 82 | let mut z = [0u64; 8]; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `w` is never read [INFO] [stdout] --> src/fields/fn64.rs:117:13 [INFO] [stdout] | [INFO] [stdout] 117 | let mut w = 0u64; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `w` is never read [INFO] [stdout] --> src/fields/fp64.rs:108:13 [INFO] [stdout] | [INFO] [stdout] 108 | let mut w = 0u64; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `r` is never read [INFO] [stdout] --> src/fields/fp64.rs:131:13 [INFO] [stdout] | [INFO] [stdout] 131 | let mut r = [0u64; 4]; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `z` is never read [INFO] [stdout] --> src/fields/fp64.rs:133:13 [INFO] [stdout] | [INFO] [stdout] 133 | let mut z = [0u64; 8]; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `zero`, `one`, `fp_neg`, and `fp_div2` are never used [INFO] [stdout] --> src/fields.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub trait FieldModOperation: Sized + Copy + Clone + PartialEq + Eq + Debug { [INFO] [stdout] | ----------------- associated items in this trait [INFO] [stdout] 7 | fn zero() -> Self; [INFO] [stdout] | ^^^^ [INFO] [stdout] 8 | fn one() -> Self; [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 16 | fn fp_neg(&self) -> Self; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 17 | fn fp_div2(&self) -> Self; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `fn_inv` is never used [INFO] [stdout] --> src/fields/fn64.rs:132:8 [INFO] [stdout] | [INFO] [stdout] 132 | pub fn fn_inv(a: &U256) -> U256 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking serde_json v1.0.128 [INFO] [stderr] Checking ciborium v0.2.2 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.4.0 [INFO] [stdout] warning: value assigned to `u` is never read [INFO] [stdout] --> src/u256.rs:118:13 [INFO] [stdout] | [INFO] [stdout] 118 | let mut u = 0; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `r` is never read [INFO] [stdout] --> src/fields/fn64.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | let mut r = [0u64; 4]; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `z` is never read [INFO] [stdout] --> src/fields/fn64.rs:82:13 [INFO] [stdout] | [INFO] [stdout] 82 | let mut z = [0u64; 8]; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `w` is never read [INFO] [stdout] --> src/fields/fn64.rs:117:13 [INFO] [stdout] | [INFO] [stdout] 117 | let mut w = 0u64; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `w` is never read [INFO] [stdout] --> src/fields/fp64.rs:108:13 [INFO] [stdout] | [INFO] [stdout] 108 | let mut w = 0u64; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `r` is never read [INFO] [stdout] --> src/fields/fp64.rs:131:13 [INFO] [stdout] | [INFO] [stdout] 131 | let mut r = [0u64; 4]; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `z` is never read [INFO] [stdout] --> src/fields/fp64.rs:133:13 [INFO] [stdout] | [INFO] [stdout] 133 | let mut z = [0u64; 8]; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `zero`, `one`, `fp_neg`, and `fp_div2` are never used [INFO] [stdout] --> src/fields.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub trait FieldModOperation: Sized + Copy + Clone + PartialEq + Eq + Debug { [INFO] [stdout] | ----------------- associated items in this trait [INFO] [stdout] 7 | fn zero() -> Self; [INFO] [stdout] | ^^^^ [INFO] [stdout] 8 | fn one() -> Self; [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 16 | fn fp_neg(&self) -> Self; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 17 | fn fp_div2(&self) -> Self; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `fn_inv` is never used [INFO] [stdout] --> src/fields/fn64.rs:132:8 [INFO] [stdout] | [INFO] [stdout] 132 | pub fn fn_inv(a: &U256) -> U256 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.40s [INFO] running `Command { std: "docker" "inspect" "63216f715d7c4a151f0e1756b25bba89f2a3ab7395ee785d08c12ac6b6d8bf57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "63216f715d7c4a151f0e1756b25bba89f2a3ab7395ee785d08c12ac6b6d8bf57", kill_on_drop: false }` [INFO] [stdout] 63216f715d7c4a151f0e1756b25bba89f2a3ab7395ee785d08c12ac6b6d8bf57