[INFO] fetching crate varu64 0.7.0... [INFO] testing varu64-0.7.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] extracting crate varu64 0.7.0 into /workspace/builds/worker-7-tc1/source [INFO] started tweaking crates.io crate varu64 0.7.0 [INFO] finished tweaking crates.io crate varu64 0.7.0 [INFO] tweaked toml for crates.io crate varu64 0.7.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate varu64 0.7.0 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 43 packages to latest compatible versions [INFO] [stderr] Adding quickcheck v0.7.2 (available: v1.0.3) [INFO] [stderr] Adding snafu v0.6.10 (available: v0.8.8) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded quickcheck v0.7.2 [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 410e0a6233bf61a9c3d7de16e0c50ae140af0799379f4a3c6ae140a9c5d0abb5 [INFO] running `Command { std: "docker" "start" "-a" "410e0a6233bf61a9c3d7de16e0c50ae140af0799379f4a3c6ae140a9c5d0abb5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "410e0a6233bf61a9c3d7de16e0c50ae140af0799379f4a3c6ae140a9c5d0abb5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "410e0a6233bf61a9c3d7de16e0c50ae140af0799379f4a3c6ae140a9c5d0abb5", kill_on_drop: false }` [INFO] [stdout] 410e0a6233bf61a9c3d7de16e0c50ae140af0799379f4a3c6ae140a9c5d0abb5 [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 950ca09824109e573b850898d93756562bd3b5bfefd2591b6d67a170d9abf061 [INFO] running `Command { std: "docker" "start" "-a" "950ca09824109e573b850898d93756562bd3b5bfefd2591b6d67a170d9abf061", kill_on_drop: false }` [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Compiling snafu-derive v0.6.10 [INFO] [stderr] Compiling snafu v0.6.10 [INFO] [stderr] Compiling varu64 v0.7.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/lib.rs:140:35 [INFO] [stdout] | [INFO] [stdout] 140 | let bytes: [u8; 8] = unsafe { core::mem::transmute(u64::to_be(n)) }; [INFO] [stdout] | --------------------^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `u64::to_ne_bytes` [INFO] [stdout] | [INFO] [stdout] = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order [INFO] [stdout] = note: `#[warn(unnecessary_transmutes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.91s [INFO] running `Command { std: "docker" "inspect" "950ca09824109e573b850898d93756562bd3b5bfefd2591b6d67a170d9abf061", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "950ca09824109e573b850898d93756562bd3b5bfefd2591b6d67a170d9abf061", kill_on_drop: false }` [INFO] [stdout] 950ca09824109e573b850898d93756562bd3b5bfefd2591b6d67a170d9abf061 [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c8bbbfb6f73433b636053046229e4c74b68b39ef84e0ae2e5d648655e06f86e6 [INFO] running `Command { std: "docker" "start" "-a" "c8bbbfb6f73433b636053046229e4c74b68b39ef84e0ae2e5d648655e06f86e6", kill_on_drop: false }` [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling rand_core v0.2.2 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling rand v0.5.6 [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/lib.rs:140:35 [INFO] [stdout] | [INFO] [stdout] 140 | let bytes: [u8; 8] = unsafe { core::mem::transmute(u64::to_be(n)) }; [INFO] [stdout] | --------------------^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `u64::to_ne_bytes` [INFO] [stdout] | [INFO] [stdout] = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order [INFO] [stdout] = note: `#[warn(unnecessary_transmutes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling env_logger v0.5.13 [INFO] [stderr] Compiling quickcheck v0.7.2 [INFO] [stderr] Compiling varu64 v0.7.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/lib.rs:140:35 [INFO] [stdout] | [INFO] [stdout] 140 | let bytes: [u8; 8] = unsafe { core::mem::transmute(u64::to_be(n)) }; [INFO] [stdout] | --------------------^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `u64::to_ne_bytes` [INFO] [stdout] | [INFO] [stdout] = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order [INFO] [stdout] = note: `#[warn(unnecessary_transmutes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 2.98s [INFO] running `Command { std: "docker" "inspect" "c8bbbfb6f73433b636053046229e4c74b68b39ef84e0ae2e5d648655e06f86e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c8bbbfb6f73433b636053046229e4c74b68b39ef84e0ae2e5d648655e06f86e6", kill_on_drop: false }` [INFO] [stdout] c8bbbfb6f73433b636053046229e4c74b68b39ef84e0ae2e5d648655e06f86e6 [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6bc88668502b2494631b2e5c4f11a9a4e11d92f4d57c93c75635bf56381f90f7 [INFO] running `Command { std: "docker" "start" "-a" "6bc88668502b2494631b2e5c4f11a9a4e11d92f4d57c93c75635bf56381f90f7", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary transmute [INFO] [stderr] --> src/lib.rs:140:35 [INFO] [stderr] | [INFO] [stderr] 140 | let bytes: [u8; 8] = unsafe { core::mem::transmute(u64::to_be(n)) }; [INFO] [stderr] | --------------------^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: replace this with: `u64::to_ne_bytes` [INFO] [stderr] | [INFO] [stderr] = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order [INFO] [stderr] = note: `#[warn(unnecessary_transmutes)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `varu64` (lib) generated 1 warning (run `cargo fix --lib -p varu64` to apply 1 suggestion) [INFO] [stderr] warning: `varu64` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/varu64-45c24ff72ed46293) [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test tests::encode_decode_non_zero_u64 ... ok [INFO] [stdout] test tests::decode_non_zero_u64_no_panic_with_too_large_encoded_value ... ok [INFO] [stdout] test nb::tests::test_encoder ... ok [INFO] [stdout] test nb::tests::test_decoder ... ok [INFO] [stdout] test tests::fixtures ... ok [INFO] [stdout] test nb::tests::test_length_value_decoder ... ok [INFO] [stderr] Doc-tests varu64 [INFO] [stdout] test nb::tests::test_length_value_encoder ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "6bc88668502b2494631b2e5c4f11a9a4e11d92f4d57c93c75635bf56381f90f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6bc88668502b2494631b2e5c4f11a9a4e11d92f4d57c93c75635bf56381f90f7", kill_on_drop: false }` [INFO] [stdout] 6bc88668502b2494631b2e5c4f11a9a4e11d92f4d57c93c75635bf56381f90f7