[INFO] fetching crate rust-bigint 1.2.0... [INFO] testing rust-bigint-1.2.0 against 1.90.0 for beta-1.91-3 [INFO] extracting crate rust-bigint 1.2.0 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate rust-bigint 1.2.0 [INFO] finished tweaking crates.io crate rust-bigint 1.2.0 [INFO] tweaked toml for crates.io crate rust-bigint 1.2.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate rust-bigint 1.2.0 on toolchain 1.90.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 20 packages to latest compatible versions [INFO] [stderr] Adding getrandom v0.2.16 (available: v0.3.3) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rust-gmp-kzen v0.5.1 [INFO] [stderr] Downloaded serde_json v1.0.145 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7f0dc289508c14df8f668b722cae4a8292918771ca8a80a5001c9fae19a2db4b [INFO] running `Command { std: "docker" "start" "-a" "7f0dc289508c14df8f668b722cae4a8292918771ca8a80a5001c9fae19a2db4b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7f0dc289508c14df8f668b722cae4a8292918771ca8a80a5001c9fae19a2db4b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f0dc289508c14df8f668b722cae4a8292918771ca8a80a5001c9fae19a2db4b", kill_on_drop: false }` [INFO] [stdout] 7f0dc289508c14df8f668b722cae4a8292918771ca8a80a5001c9fae19a2db4b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bc9ce88b71c321717e618a83e5929a212223d6fefed255d6dd8a0b90d32f4a9a [INFO] running `Command { std: "docker" "start" "-a" "bc9ce88b71c321717e618a83e5929a212223d6fefed255d6dd8a0b90d32f4a9a", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling unicode-ident v1.0.19 [INFO] [stderr] Compiling quote v1.0.41 [INFO] [stderr] Compiling autocfg v1.5.0 [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling libc v0.2.176 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling cfg-if v1.0.3 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling getrandom v0.2.16 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling rust-gmp-kzen v0.5.1 [INFO] [stderr] Compiling rust-bigint v1.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/big_gmp.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | drop(self); [INFO] [stdout] | ^^^^^----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut Mpz` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 21 - drop(self); [INFO] [stdout] 21 + let _ = self; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing [INFO] [stdout] --> src/big_gmp.rs:29:35 [INFO] [stdout] | [INFO] [stdout] 29 | let bytes: Vec = value.borrow().into(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the type `Mpz` does not implement `Borrow`, so calling `borrow` on `&Mpz` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] 29 - let bytes: Vec = value.borrow().into(); [INFO] [stdout] 29 + let bytes: Vec = value.into(); [INFO] [stdout] | [INFO] [stdout] help: if you meant to clone `Mpz`, implement `Clone` for it [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rust-gmp-kzen-0.5.1/src/mpz.rs:110:1 [INFO] [stdout] | [INFO] [stdout] 110+ #[derive(Clone)] [INFO] [stdout] 111| pub struct Mpz { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.23s [INFO] running `Command { std: "docker" "inspect" "bc9ce88b71c321717e618a83e5929a212223d6fefed255d6dd8a0b90d32f4a9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bc9ce88b71c321717e618a83e5929a212223d6fefed255d6dd8a0b90d32f4a9a", kill_on_drop: false }` [INFO] [stdout] bc9ce88b71c321717e618a83e5929a212223d6fefed255d6dd8a0b90d32f4a9a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b3ebc6b3f55d36fbcb32415c224fbfe957a0f1dc4d40f74c1521cc6457a3b20b [INFO] running `Command { std: "docker" "start" "-a" "b3ebc6b3f55d36fbcb32415c224fbfe957a0f1dc4d40f74c1521cc6457a3b20b", kill_on_drop: false }` [INFO] [stderr] Compiling serde_json v1.0.145 [INFO] [stderr] Compiling itoa v1.0.15 [INFO] [stderr] Compiling ryu v1.0.20 [INFO] [stderr] Compiling memchr v2.7.6 [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/big_gmp.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | drop(self); [INFO] [stdout] | ^^^^^----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut Mpz` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 21 - drop(self); [INFO] [stdout] 21 + let _ = self; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing [INFO] [stdout] --> src/big_gmp.rs:29:35 [INFO] [stdout] | [INFO] [stdout] 29 | let bytes: Vec = value.borrow().into(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the type `Mpz` does not implement `Borrow`, so calling `borrow` on `&Mpz` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] 29 - let bytes: Vec = value.borrow().into(); [INFO] [stdout] 29 + let bytes: Vec = value.into(); [INFO] [stdout] | [INFO] [stdout] help: if you meant to clone `Mpz`, implement `Clone` for it [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rust-gmp-kzen-0.5.1/src/mpz.rs:110:1 [INFO] [stdout] | [INFO] [stdout] 110+ #[derive(Clone)] [INFO] [stdout] 111| pub struct Mpz { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rust-bigint v1.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/big_gmp.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | drop(self); [INFO] [stdout] | ^^^^^----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut Mpz` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 21 - drop(self); [INFO] [stdout] 21 + let _ = self; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.borrow()` on a reference in this situation does nothing [INFO] [stdout] --> src/big_gmp.rs:29:35 [INFO] [stdout] | [INFO] [stdout] 29 | let bytes: Vec = value.borrow().into(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the type `Mpz` does not implement `Borrow`, so calling `borrow` on `&Mpz` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] 29 - let bytes: Vec = value.borrow().into(); [INFO] [stdout] 29 + let bytes: Vec = value.into(); [INFO] [stdout] | [INFO] [stdout] help: if you meant to clone `Mpz`, implement `Clone` for it [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rust-gmp-kzen-0.5.1/src/mpz.rs:110:1 [INFO] [stdout] | [INFO] [stdout] 110+ #[derive(Clone)] [INFO] [stdout] 111| pub struct Mpz { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 2.70s [INFO] running `Command { std: "docker" "inspect" "b3ebc6b3f55d36fbcb32415c224fbfe957a0f1dc4d40f74c1521cc6457a3b20b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b3ebc6b3f55d36fbcb32415c224fbfe957a0f1dc4d40f74c1521cc6457a3b20b", kill_on_drop: false }` [INFO] [stdout] b3ebc6b3f55d36fbcb32415c224fbfe957a0f1dc4d40f74c1521cc6457a3b20b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b9c3270dc387fd5c13a0bebeac8d9c9d8eb50ab2d771fe7230452fd90da7674f [INFO] running `Command { std: "docker" "start" "-a" "b9c3270dc387fd5c13a0bebeac8d9c9d8eb50ab2d771fe7230452fd90da7674f", kill_on_drop: false }` [INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stderr] --> src/big_gmp.rs:21:9 [INFO] [stderr] | [INFO] [stderr] 21 | drop(self); [INFO] [stderr] | ^^^^^----^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `&mut Mpz` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dropping_references)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the expression or result [INFO] [stderr] | [INFO] [stderr] 21 - drop(self); [INFO] [stderr] 21 + let _ = self; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: call to `.borrow()` on a reference in this situation does nothing [INFO] [stderr] --> src/big_gmp.rs:29:35 [INFO] [stderr] | [INFO] [stderr] 29 | let bytes: Vec = value.borrow().into(); [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: the type `Mpz` does not implement `Borrow`, so calling `borrow` on `&Mpz` copies the reference, which does not do anything and can be removed [INFO] [stderr] = note: `#[warn(noop_method_call)]` on by default [INFO] [stderr] help: remove this redundant call [INFO] [stderr] | [INFO] [stderr] 29 - let bytes: Vec = value.borrow().into(); [INFO] [stderr] 29 + let bytes: Vec = value.into(); [INFO] [stderr] | [INFO] [stderr] help: if you meant to clone `Mpz`, implement `Clone` for it [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rust-gmp-kzen-0.5.1/src/mpz.rs:110:1 [INFO] [stderr] | [INFO] [stderr] 110+ #[derive(Clone)] [INFO] [stderr] 111| pub struct Mpz { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `rust-bigint` (lib) generated 2 warnings (run `cargo fix --lib -p rust-bigint` to apply 1 suggestion) [INFO] [stderr] warning: `rust-bigint` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_bigint-2f8b3dd525851111) [INFO] [stdout] [INFO] [stdout] running 12 tests [INFO] [stdout] test big_gmp::tests::sample_below_test ... ok [INFO] [stdout] test big_gmp::tests::sample_range_test ... ok [INFO] [stdout] test big_gmp::tests::strict_sample_test ... ok [INFO] [stdout] test big_gmp::tests::test_mod_mul ... ok [INFO] [stdout] test big_gmp::tests::test_mod_pow ... ok [INFO] [stdout] test big_gmp::tests::test_mod_sub_modulo ... ok [INFO] [stdout] test big_gmp::tests::strict_sample_range_test ... ok [INFO] [stdout] test big_gmp::tests::test_mod_sub_negative_modulo ... ok [INFO] [stdout] test big_gmp::tests::test_to_hex ... ok [INFO] [stdout] test big_gmp::tests::test_from_hex ... ok [INFO] [stdout] test big_gmp::tests::invalid_range_test - should panic ... ok [INFO] [stderr] Doc-tests rust_bigint [INFO] [stdout] test big_gmp::tests::sample_below_zero_test - should panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 4) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "b9c3270dc387fd5c13a0bebeac8d9c9d8eb50ab2d771fe7230452fd90da7674f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b9c3270dc387fd5c13a0bebeac8d9c9d8eb50ab2d771fe7230452fd90da7674f", kill_on_drop: false }` [INFO] [stdout] b9c3270dc387fd5c13a0bebeac8d9c9d8eb50ab2d771fe7230452fd90da7674f