[INFO] fetching crate minimum_redundancy 0.3.2... [INFO] testing minimum_redundancy-0.3.2 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] extracting crate minimum_redundancy 0.3.2 into /workspace/builds/worker-2-tc1/source [INFO] started tweaking crates.io crate minimum_redundancy 0.3.2 [INFO] finished tweaking crates.io crate minimum_redundancy 0.3.2 [INFO] tweaked toml for crates.io crate minimum_redundancy 0.3.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate minimum_redundancy 0.3.2 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 5 packages to latest compatible versions [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 binout v0.3.0 [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b7fcaf5bbb4fbdec81aa8496e1e66cdf0512c6484e538b0ced39fe0ec974ab4d [INFO] running `Command { std: "docker" "start" "-a" "b7fcaf5bbb4fbdec81aa8496e1e66cdf0512c6484e538b0ced39fe0ec974ab4d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b7fcaf5bbb4fbdec81aa8496e1e66cdf0512c6484e538b0ced39fe0ec974ab4d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b7fcaf5bbb4fbdec81aa8496e1e66cdf0512c6484e538b0ced39fe0ec974ab4d", kill_on_drop: false }` [INFO] [stdout] b7fcaf5bbb4fbdec81aa8496e1e66cdf0512c6484e538b0ced39fe0ec974ab4d [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] aa6f573e0c31b6debbb62d46b566284dde69b9c90eb38eb6d4ac455756bca054 [INFO] running `Command { std: "docker" "start" "-a" "aa6f573e0c31b6debbb62d46b566284dde69b9c90eb38eb6d4ac455756bca054", kill_on_drop: false }` [INFO] [stderr] Compiling fsum v0.1.2 [INFO] [stderr] Compiling binout v0.3.0 [INFO] [stderr] Compiling dyn_size_of v0.4.4 [INFO] [stderr] Compiling co_sort v0.2.0 [INFO] [stderr] Compiling minimum_redundancy v0.3.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:87:30 [INFO] [stdout] | [INFO] [stdout] 87 | #[inline] pub fn decoder(&self) -> Decoder { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 87 | #[inline] pub fn decoder(&self) -> Decoder<'_, ValueType, D> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.11s [INFO] running `Command { std: "docker" "inspect" "aa6f573e0c31b6debbb62d46b566284dde69b9c90eb38eb6d4ac455756bca054", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aa6f573e0c31b6debbb62d46b566284dde69b9c90eb38eb6d4ac455756bca054", kill_on_drop: false }` [INFO] [stdout] aa6f573e0c31b6debbb62d46b566284dde69b9c90eb38eb6d4ac455756bca054 [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c5757a3a784bcb4ea36f478bce8aa528ced5534ff4dd411d84060b8b07bd5bbe [INFO] running `Command { std: "docker" "start" "-a" "c5757a3a784bcb4ea36f478bce8aa528ced5534ff4dd411d84060b8b07bd5bbe", kill_on_drop: false }` [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:87:30 [INFO] [stdout] | [INFO] [stdout] 87 | #[inline] pub fn decoder(&self) -> Decoder { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 87 | #[inline] pub fn decoder(&self) -> Decoder<'_, ValueType, D> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling minimum_redundancy v0.3.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:87:30 [INFO] [stdout] | [INFO] [stdout] 87 | #[inline] pub fn decoder(&self) -> Decoder { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 87 | #[inline] pub fn decoder(&self) -> Decoder<'_, ValueType, D> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.22s [INFO] running `Command { std: "docker" "inspect" "c5757a3a784bcb4ea36f478bce8aa528ced5534ff4dd411d84060b8b07bd5bbe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c5757a3a784bcb4ea36f478bce8aa528ced5534ff4dd411d84060b8b07bd5bbe", kill_on_drop: false }` [INFO] [stdout] c5757a3a784bcb4ea36f478bce8aa528ced5534ff4dd411d84060b8b07bd5bbe [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 1baf321e681be7b010de064fac72229a9b4838a64a454aae7242fb27dfa9d1c3 [INFO] running `Command { std: "docker" "start" "-a" "1baf321e681be7b010de064fac72229a9b4838a64a454aae7242fb27dfa9d1c3", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:87:30 [INFO] [stderr] | [INFO] [stderr] 87 | #[inline] pub fn decoder(&self) -> Decoder { [INFO] [stderr] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 87 | #[inline] pub fn decoder(&self) -> Decoder<'_, ValueType, D> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `minimum_redundancy` (lib) generated 1 warning (run `cargo fix --lib -p minimum_redundancy` to apply 1 suggestion) [INFO] [stderr] warning: `minimum_redundancy` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/minimum_redundancy-713a96dc3555804d) [INFO] [stdout] [INFO] [stdout] running 14 tests [INFO] [stdout] test code::tests::code_2bits ... ok [INFO] [stdout] test degree::tests::bits_per_fragment_1 ... ok [INFO] [stdout] test degree::tests::bits_per_fragment_3 ... ok [INFO] [stdout] test degree::tests::degree_2 ... ok [INFO] [stdout] test degree::tests::bits_per_fragment_2 ... ok [INFO] [stdout] test degree::tests::degree_27 ... ok [INFO] [stdout] test degree::tests::degree_4 ... ok [INFO] [stdout] test tests::coding_3sym_2bits ... ok [INFO] [stdout] test tests::coding_6sym_1bit ... ok [INFO] [stdout] test tests::coding_6sym_2bits ... ok [INFO] [stdout] test tests::coding_5sym_tree_degree3 ... ok [INFO] [stdout] test degree::tests::degree_8 ... ok [INFO] [stderr] Doc-tests minimum_redundancy [INFO] [stdout] test tests::coding_3sym_1bit ... ok [INFO] [stdout] test code::tests::code_tree_degree3 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 17) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.40s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "1baf321e681be7b010de064fac72229a9b4838a64a454aae7242fb27dfa9d1c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1baf321e681be7b010de064fac72229a9b4838a64a454aae7242fb27dfa9d1c3", kill_on_drop: false }` [INFO] [stdout] 1baf321e681be7b010de064fac72229a9b4838a64a454aae7242fb27dfa9d1c3