[INFO] fetching crate bitpacker 0.1.0... [INFO] testing bitpacker-0.1.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041 [INFO] extracting crate bitpacker 0.1.0 into /workspace/builds/worker-11/source [INFO] validating manifest of crates.io crate bitpacker 0.1.0 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate bitpacker 0.1.0 [INFO] finished tweaking crates.io crate bitpacker 0.1.0 [INFO] tweaked toml for crates.io crate bitpacker 0.1.0 written to /workspace/builds/worker-11/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1a0cd6075e70514efd9b5fedd14598e64eedcc11a773b6687e4103ee4cf9dc7b [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "1a0cd6075e70514efd9b5fedd14598e64eedcc11a773b6687e4103ee4cf9dc7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1a0cd6075e70514efd9b5fedd14598e64eedcc11a773b6687e4103ee4cf9dc7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a0cd6075e70514efd9b5fedd14598e64eedcc11a773b6687e4103ee4cf9dc7b", kill_on_drop: false }` [INFO] [stdout] 1a0cd6075e70514efd9b5fedd14598e64eedcc11a773b6687e4103ee4cf9dc7b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a0518169ca7c07f8526327fa3c7ea848cfeaae8f2ddfd67b694fbe8b60832a71 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "a0518169ca7c07f8526327fa3c7ea848cfeaae8f2ddfd67b694fbe8b60832a71", kill_on_drop: false }` [INFO] [stderr] Compiling bitpacker v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `bin` [INFO] [stdout] --> src/lib.rs:3:4 [INFO] [stdout] | [INFO] [stdout] 3 | fn bin(byte: u8) -> String { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Packer` [INFO] [stdout] --> src/lib.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct Packer { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/lib.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn new() -> Packer { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `buffer` [INFO] [stdout] --> src/lib.rs:22:12 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn buffer(&self) -> &[u8] { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `pack` [INFO] [stdout] --> src/lib.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn pack(&mut self, value: u64, bits: usize) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `total_bits` [INFO] [stdout] --> src/lib.rs:53:12 [INFO] [stdout] | [INFO] [stdout] 53 | pub fn total_bits(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Unpacker` [INFO] [stdout] --> src/lib.rs:58:8 [INFO] [stdout] | [INFO] [stdout] 58 | struct Unpacker<'a> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/lib.rs:65:12 [INFO] [stdout] | [INFO] [stdout] 65 | pub fn new(buffer: &'a [u8]) -> Unpacker { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `total_bits` [INFO] [stdout] --> src/lib.rs:73:12 [INFO] [stdout] | [INFO] [stdout] 73 | pub fn total_bits(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `remaining_bits` [INFO] [stdout] --> src/lib.rs:77:12 [INFO] [stdout] | [INFO] [stdout] 77 | pub fn remaining_bits(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `unpack` [INFO] [stdout] --> src/lib.rs:81:12 [INFO] [stdout] | [INFO] [stdout] 81 | pub fn unpack(&mut self, bits: usize) -> u64 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.25s [INFO] running `Command { std: "docker" "inspect" "a0518169ca7c07f8526327fa3c7ea848cfeaae8f2ddfd67b694fbe8b60832a71", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a0518169ca7c07f8526327fa3c7ea848cfeaae8f2ddfd67b694fbe8b60832a71", kill_on_drop: false }` [INFO] [stdout] a0518169ca7c07f8526327fa3c7ea848cfeaae8f2ddfd67b694fbe8b60832a71 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] be4ed11ac443a4005fb36d5e5709e9fdb3ca3bd302cd765b7ae7413d963dd2c4 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "be4ed11ac443a4005fb36d5e5709e9fdb3ca3bd302cd765b7ae7413d963dd2c4", kill_on_drop: false }` [INFO] [stderr] Compiling bitpacker v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `bin` [INFO] [stdout] --> src/lib.rs:3:4 [INFO] [stdout] | [INFO] [stdout] 3 | fn bin(byte: u8) -> String { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Packer` [INFO] [stdout] --> src/lib.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct Packer { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/lib.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn new() -> Packer { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `buffer` [INFO] [stdout] --> src/lib.rs:22:12 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn buffer(&self) -> &[u8] { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `pack` [INFO] [stdout] --> src/lib.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn pack(&mut self, value: u64, bits: usize) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `total_bits` [INFO] [stdout] --> src/lib.rs:53:12 [INFO] [stdout] | [INFO] [stdout] 53 | pub fn total_bits(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Unpacker` [INFO] [stdout] --> src/lib.rs:58:8 [INFO] [stdout] | [INFO] [stdout] 58 | struct Unpacker<'a> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/lib.rs:65:12 [INFO] [stdout] | [INFO] [stdout] 65 | pub fn new(buffer: &'a [u8]) -> Unpacker { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `total_bits` [INFO] [stdout] --> src/lib.rs:73:12 [INFO] [stdout] | [INFO] [stdout] 73 | pub fn total_bits(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `remaining_bits` [INFO] [stdout] --> src/lib.rs:77:12 [INFO] [stdout] | [INFO] [stdout] 77 | pub fn remaining_bits(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `unpack` [INFO] [stdout] --> src/lib.rs:81:12 [INFO] [stdout] | [INFO] [stdout] 81 | pub fn unpack(&mut self, bits: usize) -> u64 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `bin` [INFO] [stdout] --> src/lib.rs:3:4 [INFO] [stdout] | [INFO] [stdout] 3 | fn bin(byte: u8) -> String { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.87s [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "be4ed11ac443a4005fb36d5e5709e9fdb3ca3bd302cd765b7ae7413d963dd2c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be4ed11ac443a4005fb36d5e5709e9fdb3ca3bd302cd765b7ae7413d963dd2c4", kill_on_drop: false }` [INFO] [stdout] be4ed11ac443a4005fb36d5e5709e9fdb3ca3bd302cd765b7ae7413d963dd2c4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 07cf47ae5b1958ea78e05c5cafc0479785dda963f3791b22a4d89cbd4ab71480 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "07cf47ae5b1958ea78e05c5cafc0479785dda963f3791b22a4d89cbd4ab71480", kill_on_drop: false }` [INFO] [stderr] warning: function is never used: `bin` [INFO] [stderr] --> src/lib.rs:3:4 [INFO] [stderr] | [INFO] [stderr] 3 | fn bin(byte: u8) -> String { [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Packer` [INFO] [stderr] --> src/lib.rs:7:8 [INFO] [stderr] | [INFO] [stderr] 7 | struct Packer { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/lib.rs:14:12 [INFO] [stderr] | [INFO] [stderr] 14 | pub fn new() -> Packer { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `buffer` [INFO] [stderr] --> src/lib.rs:22:12 [INFO] [stderr] | [INFO] [stderr] 22 | pub fn buffer(&self) -> &[u8] { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `pack` [INFO] [stderr] --> src/lib.rs:26:12 [INFO] [stderr] | [INFO] [stderr] 26 | pub fn pack(&mut self, value: u64, bits: usize) { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] warning: associated function is never used: `total_bits` [INFO] [stderr] --> src/lib.rs:53:12 [INFO] [stderr] | [INFO] [stderr] 53 | pub fn total_bits(&self) -> usize { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Unpacker` [INFO] [stderr] --> src/lib.rs:58:8 [INFO] [stderr] | [INFO] [stderr] 58 | struct Unpacker<'a> { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/lib.rs:65:12 [INFO] [stderr] | [INFO] [stderr] 65 | pub fn new(buffer: &'a [u8]) -> Unpacker { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `total_bits` [INFO] [stderr] --> src/lib.rs:73:12 [INFO] [stderr] | [INFO] [stderr] 73 | pub fn total_bits(&self) -> usize { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `remaining_bits` [INFO] [stderr] --> src/lib.rs:77:12 [INFO] [stderr] | [INFO] [stderr] 77 | pub fn remaining_bits(&self) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `unpack` [INFO] [stderr] --> src/lib.rs:81:12 [INFO] [stderr] | [INFO] [stderr] 81 | pub fn unpack(&mut self, bits: usize) -> u64 { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 11 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: function is never used: `bin` [INFO] [stderr] --> src/lib.rs:3:4 [INFO] [stderr] | [INFO] [stderr] 3 | fn bin(byte: u8) -> String { [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/bitpacker-da71056332c6213f) [INFO] [stdout] test tests::it_works ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.25s [INFO] [stdout] [INFO] [stderr] Doc-tests bitpacker [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" "07cf47ae5b1958ea78e05c5cafc0479785dda963f3791b22a4d89cbd4ab71480", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "07cf47ae5b1958ea78e05c5cafc0479785dda963f3791b22a4d89cbd4ab71480", kill_on_drop: false }` [INFO] [stdout] 07cf47ae5b1958ea78e05c5cafc0479785dda963f3791b22a4d89cbd4ab71480