[INFO] fetching crate bitpacker 0.1.0... [INFO] testing bitpacker-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate bitpacker 0.1.0 into /workspace/builds/worker-7-tc1/source [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-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate bitpacker 0.1.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e521d2cf11248b48a1a0a550bb0eeb24fde386c5649c835fe634ac61b8ed6dd2 [INFO] running `Command { std: "docker" "start" "-a" "e521d2cf11248b48a1a0a550bb0eeb24fde386c5649c835fe634ac61b8ed6dd2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e521d2cf11248b48a1a0a550bb0eeb24fde386c5649c835fe634ac61b8ed6dd2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e521d2cf11248b48a1a0a550bb0eeb24fde386c5649c835fe634ac61b8ed6dd2", kill_on_drop: false }` [INFO] [stdout] e521d2cf11248b48a1a0a550bb0eeb24fde386c5649c835fe634ac61b8ed6dd2 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 439792f00d286962d64632dda84a2baad90bc4933f9b196f0d639739321c623d [INFO] running `Command { std: "docker" "start" "-a" "439792f00d286962d64632dda84a2baad90bc4933f9b196f0d639739321c623d", kill_on_drop: false }` [INFO] [stderr] Compiling bitpacker v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `bin` is never used [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 `Packer` is never constructed [INFO] [stdout] --> src/lib.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct Packer { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `buffer`, `pack`, and `total_bits` are never used [INFO] [stdout] --> src/lib.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 13 | impl Packer { [INFO] [stdout] | ----------- associated items in this implementation [INFO] [stdout] 14 | pub fn new() -> Packer { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 22 | pub fn buffer(&self) -> &[u8] { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 26 | pub fn pack(&mut self, value: u64, bits: usize) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 53 | pub fn total_bits(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Unpacker` is never constructed [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 items `new`, `total_bits`, `remaining_bits`, and `unpack` are never used [INFO] [stdout] --> src/lib.rs:65:12 [INFO] [stdout] | [INFO] [stdout] 64 | impl<'a> Unpacker<'a> { [INFO] [stdout] | --------------------- associated items in this implementation [INFO] [stdout] 65 | pub fn new(buffer: &'a [u8]) -> Unpacker { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 73 | pub fn total_bits(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 77 | pub fn remaining_bits(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 81 | pub fn unpack(&mut self, bits: usize) -> u64 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:65:25 [INFO] [stdout] | [INFO] [stdout] 65 | pub fn new(buffer: &'a [u8]) -> Unpacker { [INFO] [stdout] | ^^ -------- the lifetime gets resolved as `'a` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 65 | pub fn new(buffer: &'a [u8]) -> Unpacker<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s [INFO] running `Command { std: "docker" "inspect" "439792f00d286962d64632dda84a2baad90bc4933f9b196f0d639739321c623d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "439792f00d286962d64632dda84a2baad90bc4933f9b196f0d639739321c623d", kill_on_drop: false }` [INFO] [stdout] 439792f00d286962d64632dda84a2baad90bc4933f9b196f0d639739321c623d [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] fd3a0647d6d25257dc8f7cbf5171720c76a6f122264beaa57c908790eb20aae2 [INFO] running `Command { std: "docker" "start" "-a" "fd3a0647d6d25257dc8f7cbf5171720c76a6f122264beaa57c908790eb20aae2", kill_on_drop: false }` [INFO] [stderr] Compiling bitpacker v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `bin` is never used [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 `Packer` is never constructed [INFO] [stdout] --> src/lib.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct Packer { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `buffer`, `pack`, and `total_bits` are never used [INFO] [stdout] --> src/lib.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 13 | impl Packer { [INFO] [stdout] | ----------- associated items in this implementation [INFO] [stdout] 14 | pub fn new() -> Packer { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 22 | pub fn buffer(&self) -> &[u8] { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 26 | pub fn pack(&mut self, value: u64, bits: usize) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 53 | pub fn total_bits(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Unpacker` is never constructed [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 items `new`, `total_bits`, `remaining_bits`, and `unpack` are never used [INFO] [stdout] --> src/lib.rs:65:12 [INFO] [stdout] | [INFO] [stdout] 64 | impl<'a> Unpacker<'a> { [INFO] [stdout] | --------------------- associated items in this implementation [INFO] [stdout] 65 | pub fn new(buffer: &'a [u8]) -> Unpacker { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 73 | pub fn total_bits(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 77 | pub fn remaining_bits(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 81 | pub fn unpack(&mut self, bits: usize) -> u64 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:65:25 [INFO] [stdout] | [INFO] [stdout] 65 | pub fn new(buffer: &'a [u8]) -> Unpacker { [INFO] [stdout] | ^^ -------- the lifetime gets resolved as `'a` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 65 | pub fn new(buffer: &'a [u8]) -> Unpacker<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `bin` is never used [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: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:65:25 [INFO] [stdout] | [INFO] [stdout] 65 | pub fn new(buffer: &'a [u8]) -> Unpacker { [INFO] [stdout] | ^^ -------- the lifetime gets resolved as `'a` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 65 | pub fn new(buffer: &'a [u8]) -> Unpacker<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.47s [INFO] running `Command { std: "docker" "inspect" "fd3a0647d6d25257dc8f7cbf5171720c76a6f122264beaa57c908790eb20aae2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fd3a0647d6d25257dc8f7cbf5171720c76a6f122264beaa57c908790eb20aae2", kill_on_drop: false }` [INFO] [stdout] fd3a0647d6d25257dc8f7cbf5171720c76a6f122264beaa57c908790eb20aae2 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 846cde0520db34efa9ff990bb54caa07f7d15822e30808079a62dab737831ad9 [INFO] running `Command { std: "docker" "start" "-a" "846cde0520db34efa9ff990bb54caa07f7d15822e30808079a62dab737831ad9", kill_on_drop: false }` [INFO] [stderr] warning: function `bin` is never used [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 `Packer` is never constructed [INFO] [stderr] --> src/lib.rs:7:8 [INFO] [stderr] | [INFO] [stderr] 7 | struct Packer { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated items `new`, `buffer`, `pack`, and `total_bits` are never used [INFO] [stderr] --> src/lib.rs:14:12 [INFO] [stderr] | [INFO] [stderr] 13 | impl Packer { [INFO] [stderr] | ----------- associated items in this implementation [INFO] [stderr] 14 | pub fn new() -> Packer { [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 22 | pub fn buffer(&self) -> &[u8] { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 26 | pub fn pack(&mut self, value: u64, bits: usize) { [INFO] [stderr] | ^^^^ [INFO] [stderr] ... [INFO] [stderr] 53 | pub fn total_bits(&self) -> usize { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `Unpacker` is never constructed [INFO] [stderr] --> src/lib.rs:58:8 [INFO] [stderr] | [INFO] [stderr] 58 | struct Unpacker<'a> { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated items `new`, `total_bits`, `remaining_bits`, and `unpack` are never used [INFO] [stderr] --> src/lib.rs:65:12 [INFO] [stderr] | [INFO] [stderr] 64 | impl<'a> Unpacker<'a> { [INFO] [stderr] | --------------------- associated items in this implementation [INFO] [stderr] 65 | pub fn new(buffer: &'a [u8]) -> Unpacker { [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 73 | pub fn total_bits(&self) -> usize { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 77 | pub fn remaining_bits(&self) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 81 | pub fn unpack(&mut self, bits: usize) -> u64 { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/lib.rs:65:25 [INFO] [stderr] | [INFO] [stderr] 65 | pub fn new(buffer: &'a [u8]) -> Unpacker { [INFO] [stderr] | ^^ -------- the lifetime gets resolved as `'a` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: one option is to consistently use `'a` [INFO] [stderr] | [INFO] [stderr] 65 | pub fn new(buffer: &'a [u8]) -> Unpacker<'a> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `bitpacker` (lib) generated 6 warnings (run `cargo fix --lib -p bitpacker` to apply 1 suggestion) [INFO] [stderr] warning: `bitpacker` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/bitpacker-6d5b95c5a8dea619) [INFO] [stdout] [INFO] [stdout] running 1 test [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 0.09s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "846cde0520db34efa9ff990bb54caa07f7d15822e30808079a62dab737831ad9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "846cde0520db34efa9ff990bb54caa07f7d15822e30808079a62dab737831ad9", kill_on_drop: false }` [INFO] [stdout] 846cde0520db34efa9ff990bb54caa07f7d15822e30808079a62dab737831ad9