[INFO] fetching crate merkle-log 0.0.6... [INFO] testing merkle-log-0.0.6 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] extracting crate merkle-log 0.0.6 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate merkle-log 0.0.6 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate merkle-log 0.0.6 [INFO] finished tweaking crates.io crate merkle-log 0.0.6 [INFO] tweaked toml for crates.io crate merkle-log 0.0.6 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d45ecdfce686f31e9d423a328db1daed8b5784d8e3fee7f0b3dca34f8c578117 [INFO] running `Command { std: "docker" "start" "-a" "d45ecdfce686f31e9d423a328db1daed8b5784d8e3fee7f0b3dca34f8c578117", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d45ecdfce686f31e9d423a328db1daed8b5784d8e3fee7f0b3dca34f8c578117", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d45ecdfce686f31e9d423a328db1daed8b5784d8e3fee7f0b3dca34f8c578117", kill_on_drop: false }` [INFO] [stdout] d45ecdfce686f31e9d423a328db1daed8b5784d8e3fee7f0b3dca34f8c578117 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4034e704aa0db1c1031f587170a727b72a945a2eef27ad2843d1893fa969c61d [INFO] running `Command { std: "docker" "start" "-a" "4034e704aa0db1c1031f587170a727b72a945a2eef27ad2843d1893fa969c61d", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling digest v0.9.0 [INFO] [stderr] Compiling thiserror-impl v1.0.26 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling thiserror v1.0.26 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling merkle-log v0.0.6 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `root_id` [INFO] [stdout] --> src/util.rs:502:25 [INFO] [stdout] | [INFO] [stdout] 502 | pub(crate) const fn root_id(size: u64) -> Self { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 18.94s [INFO] running `Command { std: "docker" "inspect" "4034e704aa0db1c1031f587170a727b72a945a2eef27ad2843d1893fa969c61d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4034e704aa0db1c1031f587170a727b72a945a2eef27ad2843d1893fa969c61d", kill_on_drop: false }` [INFO] [stdout] 4034e704aa0db1c1031f587170a727b72a945a2eef27ad2843d1893fa969c61d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4c3af5d6134a13a7dce2233e6542fbe3c39a10f7781065ecb28e1e2f74a298e8 [INFO] running `Command { std: "docker" "start" "-a" "4c3af5d6134a13a7dce2233e6542fbe3c39a10f7781065ecb28e1e2f74a298e8", kill_on_drop: false }` [INFO] [stderr] Compiling cpufeatures v0.1.5 [INFO] [stderr] Compiling opaque-debug v0.3.0 [INFO] [stderr] Compiling block-buffer v0.9.0 [INFO] [stdout] warning: associated function is never used: `root_id` [INFO] [stdout] --> src/util.rs:502:25 [INFO] [stdout] | [INFO] [stdout] 502 | pub(crate) const fn root_id(size: u64) -> Self { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling sha2 v0.9.5 [INFO] [stderr] Compiling merkle-log v0.0.6 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `root_id` [INFO] [stdout] --> src/util.rs:502:25 [INFO] [stdout] | [INFO] [stdout] 502 | pub(crate) const fn root_id(size: u64) -> Self { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.14s [INFO] running `Command { std: "docker" "inspect" "4c3af5d6134a13a7dce2233e6542fbe3c39a10f7781065ecb28e1e2f74a298e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4c3af5d6134a13a7dce2233e6542fbe3c39a10f7781065ecb28e1e2f74a298e8", kill_on_drop: false }` [INFO] [stdout] 4c3af5d6134a13a7dce2233e6542fbe3c39a10f7781065ecb28e1e2f74a298e8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 4b83e7d7512d53064a858e9acdb0c8517f4f705dab1ea6030670f28e10b1a8ce [INFO] running `Command { std: "docker" "start" "-a" "4b83e7d7512d53064a858e9acdb0c8517f4f705dab1ea6030670f28e10b1a8ce", kill_on_drop: false }` [INFO] [stderr] warning: associated function is never used: `root_id` [INFO] [stderr] --> src/util.rs:502:25 [INFO] [stderr] | [INFO] [stderr] 502 | pub(crate) const fn root_id(size: u64) -> Self { [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] warning: associated function is never used: `root_id` [INFO] [stderr] --> src/util.rs:502:25 [INFO] [stderr] | [INFO] [stderr] 502 | pub(crate) const fn root_id(size: u64) -> Self { [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 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/merkle_log-b73f20facd787377) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test tests::creation ... ok [INFO] [stderr] Doc-tests merkle-log [INFO] [stdout] test tests::prove_and_verify ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 18 tests [INFO] [stdout] test src/util.rs - util::TreeID::depth (line 238) ... ok [INFO] [stdout] test src/util.rs - util::TreeID::uncle (line 292) ... ok [INFO] [stdout] test src/util.rs - util::TreeID::right (line 331) ... ok [INFO] [stdout] test src/util.rs - util::TreeID::index (line 217) ... ok [INFO] [stdout] test src/util.rs - util::TreeID::parent (line 255) ... ok [INFO] [stdout] test src/util.rs - util::TreeID::subroots (line 399) ... ok [INFO] [stdout] test src/util.rs - util::TreeID::sibling (line 276) ... ok [INFO] [stdout] test src/util.rs - util::TreeID::spans (line 377) ... ok [INFO] [stdout] test src/util.rs - util::TreeID::left (line 309) ... ok [INFO] [stdout] test src/lib.rs - MerkleLog::proving_ids (line 137) ... ok [INFO] [stdout] test src/util.rs - util::TreeID::new (line 177) ... ok [INFO] [stdout] test src/util.rs - util::TreeID::span (line 353) ... ok [INFO] [stdout] test src/util.rs - util::TreeID::proving_ids (line 448) ... ok [INFO] [stdout] test src/util.rs - util::TreeID::is_leaf (line 201) ... ok [INFO] [stdout] test src/util.rs - util::TreeID::appending_ids (line 472) ... ok [INFO] [stdout] test src/lib.rs - MerkleLog::appending_ids (line 249) ... ok [INFO] [stdout] test src/lib.rs - MerkleLog::append (line 279) ... ok [INFO] [stdout] test src/lib.rs - MerkleLog (line 39) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.33s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "4b83e7d7512d53064a858e9acdb0c8517f4f705dab1ea6030670f28e10b1a8ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b83e7d7512d53064a858e9acdb0c8517f4f705dab1ea6030670f28e10b1a8ce", kill_on_drop: false }` [INFO] [stdout] 4b83e7d7512d53064a858e9acdb0c8517f4f705dab1ea6030670f28e10b1a8ce