[INFO] fetching crate histo 1.0.0... [INFO] testing histo-1.0.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate histo 1.0.0 into /workspace/builds/worker-2-tc1/source [INFO] started tweaking crates.io crate histo 1.0.0 [INFO] finished tweaking crates.io crate histo 1.0.0 [INFO] tweaked toml for crates.io crate histo 1.0.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate histo 1.0.0 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] crate crates.io crate histo 1.0.0 already has a lockfile, it will not be regenerated [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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded quickcheck v0.4.1 [INFO] [stderr] Downloaded streaming-stats v0.1.29 [INFO] [stderr] Downloaded libc v0.2.128 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 605aae04cfedc28ac44053ff250c8352c7cb4428eac68a8e351206d51d312656 [INFO] running `Command { std: "docker" "start" "-a" "605aae04cfedc28ac44053ff250c8352c7cb4428eac68a8e351206d51d312656", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "605aae04cfedc28ac44053ff250c8352c7cb4428eac68a8e351206d51d312656", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "605aae04cfedc28ac44053ff250c8352c7cb4428eac68a8e351206d51d312656", kill_on_drop: false }` [INFO] [stdout] 605aae04cfedc28ac44053ff250c8352c7cb4428eac68a8e351206d51d312656 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 5d9ff72661da5adab08b05912f0d3dbe8816f393f0d63eb5effb17b0afa2167c [INFO] running `Command { std: "docker" "start" "-a" "5d9ff72661da5adab08b05912f0d3dbe8816f393f0d63eb5effb17b0afa2167c", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling streaming-stats v0.1.29 [INFO] [stderr] Compiling histo v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:112:20 [INFO] [stdout] | [INFO] [stdout] 112 | pub fn buckets(&self) -> Buckets { [INFO] [stdout] | ^^^^^ ------- the lifetime gets resolved as `'_` [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 remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 112 | pub fn buckets(&self) -> Buckets<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.73s [INFO] running `Command { std: "docker" "inspect" "5d9ff72661da5adab08b05912f0d3dbe8816f393f0d63eb5effb17b0afa2167c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d9ff72661da5adab08b05912f0d3dbe8816f393f0d63eb5effb17b0afa2167c", kill_on_drop: false }` [INFO] [stdout] 5d9ff72661da5adab08b05912f0d3dbe8816f393f0d63eb5effb17b0afa2167c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 8c4eddfa51e8dce12a4a23135e1b06284586690a1502d6779c67f0e6f71530cf [INFO] running `Command { std: "docker" "start" "-a" "8c4eddfa51e8dce12a4a23135e1b06284586690a1502d6779c67f0e6f71530cf", kill_on_drop: false }` [INFO] [stderr] Compiling histo v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:112:20 [INFO] [stdout] | [INFO] [stdout] 112 | pub fn buckets(&self) -> Buckets { [INFO] [stdout] | ^^^^^ ------- the lifetime gets resolved as `'_` [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 remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 112 | pub fn buckets(&self) -> Buckets<'_> { [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:112:20 [INFO] [stdout] | [INFO] [stdout] 112 | pub fn buckets(&self) -> Buckets { [INFO] [stdout] | ^^^^^ ------- the lifetime gets resolved as `'_` [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 remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 112 | pub fn buckets(&self) -> Buckets<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.92s [INFO] running `Command { std: "docker" "inspect" "8c4eddfa51e8dce12a4a23135e1b06284586690a1502d6779c67f0e6f71530cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8c4eddfa51e8dce12a4a23135e1b06284586690a1502d6779c67f0e6f71530cf", kill_on_drop: false }` [INFO] [stdout] 8c4eddfa51e8dce12a4a23135e1b06284586690a1502d6779c67f0e6f71530cf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 3235c21fe5144ae6facc5b4ccc19ae3da7afe190fc8ee00a0b5e4bf9365a099a [INFO] running `Command { std: "docker" "start" "-a" "3235c21fe5144ae6facc5b4ccc19ae3da7afe190fc8ee00a0b5e4bf9365a099a", kill_on_drop: false }` [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/lib.rs:112:20 [INFO] [stderr] | [INFO] [stderr] 112 | pub fn buckets(&self) -> Buckets { [INFO] [stderr] | ^^^^^ ------- the lifetime gets resolved as `'_` [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 remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 112 | pub fn buckets(&self) -> Buckets<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `histo` (lib) generated 1 warning (run `cargo fix --lib -p histo` to apply 1 suggestion) [INFO] [stderr] warning: `histo` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/histo-5467d52a875af813) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test tests::bucket_count ... ok [INFO] [stdout] test tests::overflow_panic ... ok [INFO] [stdout] test tests::num_buckets ... ok [INFO] [stdout] test tests::bucket_count_one ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Running unittests src/bin/histo.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/histo-86b60d397b14201e) [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" "3235c21fe5144ae6facc5b4ccc19ae3da7afe190fc8ee00a0b5e4bf9365a099a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3235c21fe5144ae6facc5b4ccc19ae3da7afe190fc8ee00a0b5e4bf9365a099a", kill_on_drop: false }` [INFO] [stdout] 3235c21fe5144ae6facc5b4ccc19ae3da7afe190fc8ee00a0b5e4bf9365a099a