[INFO] fetching crate alt-std 0.2.9... [INFO] testing alt-std-0.2.9 against 1.77.0 for beta-1.78-1 [INFO] extracting crate alt-std 0.2.9 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate alt-std 0.2.9 on toolchain 1.77.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.77.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate alt-std 0.2.9 [INFO] finished tweaking crates.io crate alt-std 0.2.9 [INFO] tweaked toml for crates.io crate alt-std 0.2.9 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.77.0" "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" "+1.77.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+1.77.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a19b42bc3d0f1b2c6d953cd0f99cecc6e9389c04c69a8bd26f8ff1d1bf0651f3 [INFO] running `Command { std: "docker" "start" "-a" "a19b42bc3d0f1b2c6d953cd0f99cecc6e9389c04c69a8bd26f8ff1d1bf0651f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a19b42bc3d0f1b2c6d953cd0f99cecc6e9389c04c69a8bd26f8ff1d1bf0651f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a19b42bc3d0f1b2c6d953cd0f99cecc6e9389c04c69a8bd26f8ff1d1bf0651f3", kill_on_drop: false }` [INFO] [stdout] a19b42bc3d0f1b2c6d953cd0f99cecc6e9389c04c69a8bd26f8ff1d1bf0651f3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.77.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bbe526abc14d75307552472a7f1249391739d1215ee590d83a2445068c9eedb8 [INFO] running `Command { std: "docker" "start" "-a" "bbe526abc14d75307552472a7f1249391739d1215ee590d83a2445068c9eedb8", kill_on_drop: false }` [INFO] [stderr] Compiling alt-std v0.2.9 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/hashmap.rs:84:17 [INFO] [stdout] | [INFO] [stdout] 84 | let mut e = &mut entries[index as usize]; [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: bounds on `Self: Drop` are most likely incorrect, consider instead using `core::mem::needs_drop` to detect whether a type can be trivially dropped [INFO] [stdout] --> src/stream.rs:3:20 [INFO] [stdout] | [INFO] [stdout] 3 | pub trait Stream : Drop { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(drop_bounds)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.15s [INFO] running `Command { std: "docker" "inspect" "bbe526abc14d75307552472a7f1249391739d1215ee590d83a2445068c9eedb8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bbe526abc14d75307552472a7f1249391739d1215ee590d83a2445068c9eedb8", kill_on_drop: false }` [INFO] [stdout] bbe526abc14d75307552472a7f1249391739d1215ee590d83a2445068c9eedb8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.77.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] af377549d79d43173598b83f69dd6bc478aa8803ef005b543cb10df3ed0bdaba [INFO] running `Command { std: "docker" "start" "-a" "af377549d79d43173598b83f69dd6bc478aa8803ef005b543cb10df3ed0bdaba", kill_on_drop: false }` [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/hashmap.rs:84:17 [INFO] [stdout] | [INFO] [stdout] 84 | let mut e = &mut entries[index as usize]; [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: bounds on `Self: Drop` are most likely incorrect, consider instead using `core::mem::needs_drop` to detect whether a type can be trivially dropped [INFO] [stdout] --> src/stream.rs:3:20 [INFO] [stdout] | [INFO] [stdout] 3 | pub trait Stream : Drop { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(drop_bounds)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling alt-std v0.2.9 (/opt/rustwide/workdir) [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/hashmap.rs:84:17 [INFO] [stdout] | [INFO] [stdout] 84 | let mut e = &mut entries[index as usize]; [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: bounds on `Self: Drop` are most likely incorrect, consider instead using `core::mem::needs_drop` to detect whether a type can be trivially dropped [INFO] [stdout] --> src/stream.rs:3:20 [INFO] [stdout] | [INFO] [stdout] 3 | pub trait Stream : Drop { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(drop_bounds)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.39s [INFO] running `Command { std: "docker" "inspect" "af377549d79d43173598b83f69dd6bc478aa8803ef005b543cb10df3ed0bdaba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "af377549d79d43173598b83f69dd6bc478aa8803ef005b543cb10df3ed0bdaba", kill_on_drop: false }` [INFO] [stdout] af377549d79d43173598b83f69dd6bc478aa8803ef005b543cb10df3ed0bdaba [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.77.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 5b87e6e4b9afc6583e4ea5ec620c2d40aba22cc11654c07bbd6b02fba27e9bdd [INFO] running `Command { std: "docker" "start" "-a" "5b87e6e4b9afc6583e4ea5ec620c2d40aba22cc11654c07bbd6b02fba27e9bdd", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/hashmap.rs:84:17 [INFO] [stderr] | [INFO] [stderr] 84 | let mut e = &mut entries[index as usize]; [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: bounds on `Self: Drop` are most likely incorrect, consider instead using `core::mem::needs_drop` to detect whether a type can be trivially dropped [INFO] [stderr] --> src/stream.rs:3:20 [INFO] [stderr] | [INFO] [stderr] 3 | pub trait Stream : Drop { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(drop_bounds)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `alt-std` (lib) generated 2 warnings (run `cargo fix --lib -p alt-std` to apply 1 suggestion) [INFO] [stderr] warning: `alt-std` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.00s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/alt_std-88f246bf3c3e0ed5) [INFO] [stdout] [INFO] [stdout] running 17 tests [INFO] [stdout] test hashmap::test::testInsert ... ok [INFO] [stdout] test hashmap::test::testRemove ... ok [INFO] [stdout] test mem::tests::testBoxFromToRaw ... ok [INFO] [stdout] test mem::tests::testBoxUnbox ... ok [INFO] [stdout] test io::tests::testCreateReadRemoveFile ... ok [INFO] [stdout] test mem::tests::testDrop ... ok [INFO] [stdout] test stream::tests::testMemoryWriteStream ... ok [INFO] [stdout] test stream::tests::testMemoryReadStream ... ok [INFO] [stdout] test string::tests::testConversion ... ok [INFO] [stdout] test vec::tests::testIter ... ok [INFO] [stdout] test hashmap::test::testVecInsert ... ok [INFO] [stdout] test hashmap::test::testVecRemove ... ok [INFO] [stdout] test mem::tests::testDropVecVec ... ok [INFO] [stdout] test vec::tests::testDestructor ... ok [INFO] [stdout] test vec::tests::testPopDestructor ... ok [INFO] [stdout] test mem::tests::testBoxUnboxVecVec ... ok [INFO] [stdout] test vec::tests::testPopDestructorPush ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests alt-std [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/mem.rs - mem::Box::new (line 56) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "5b87e6e4b9afc6583e4ea5ec620c2d40aba22cc11654c07bbd6b02fba27e9bdd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b87e6e4b9afc6583e4ea5ec620c2d40aba22cc11654c07bbd6b02fba27e9bdd", kill_on_drop: false }` [INFO] [stdout] 5b87e6e4b9afc6583e4ea5ec620c2d40aba22cc11654c07bbd6b02fba27e9bdd