[INFO] cloning repository https://github.com/dmidem/merkle_tree [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dmidem/merkle_tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmidem%2Fmerkle_tree", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmidem%2Fmerkle_tree'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2363908751c7591d56b01fca1560dc217beb1340 [INFO] testing dmidem/merkle_tree/2363908751c7591d56b01fca1560dc217beb1340 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmidem%2Fmerkle_tree" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/dmidem/merkle_tree [INFO] finished tweaking git repo https://github.com/dmidem/merkle_tree [INFO] tweaked toml for git repo https://github.com/dmidem/merkle_tree written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/dmidem/merkle_tree on toolchain 562dee4820c458d823175268e41601d4c060588a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/dmidem/merkle_tree 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" "+562dee4820c458d823175268e41601d4c060588a" "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-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 044a4235fcdb0b585b39df9de7dab4cefe18335e365a805c2b2b8be40e1c71f4 [INFO] running `Command { std: "docker" "start" "-a" "044a4235fcdb0b585b39df9de7dab4cefe18335e365a805c2b2b8be40e1c71f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "044a4235fcdb0b585b39df9de7dab4cefe18335e365a805c2b2b8be40e1c71f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "044a4235fcdb0b585b39df9de7dab4cefe18335e365a805c2b2b8be40e1c71f4", kill_on_drop: false }` [INFO] [stdout] 044a4235fcdb0b585b39df9de7dab4cefe18335e365a805c2b2b8be40e1c71f4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 37d553f93ba5bb000fc2346fc7d080fb20c65b29e16bf2e8cc9e04bd85f2bb77 [INFO] running `Command { std: "docker" "start" "-a" "37d553f93ba5bb000fc2346fc7d080fb20c65b29e16bf2e8cc9e04bd85f2bb77", kill_on_drop: false }` [INFO] [stderr] Compiling merkle_tree v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s [INFO] running `Command { std: "docker" "inspect" "37d553f93ba5bb000fc2346fc7d080fb20c65b29e16bf2e8cc9e04bd85f2bb77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "37d553f93ba5bb000fc2346fc7d080fb20c65b29e16bf2e8cc9e04bd85f2bb77", kill_on_drop: false }` [INFO] [stdout] 37d553f93ba5bb000fc2346fc7d080fb20c65b29e16bf2e8cc9e04bd85f2bb77 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7d70da396f9fa59ccee2fd1e1ab965f6c255733ae8d161103cb6afa4095be993 [INFO] running `Command { std: "docker" "start" "-a" "7d70da396f9fa59ccee2fd1e1ab965f6c255733ae8d161103cb6afa4095be993", kill_on_drop: false }` [INFO] [stderr] Compiling merkle_tree v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `name`, `size`, and `chunk_size` are never read [INFO] [stdout] --> examples/src/file_server.rs:73:9 [INFO] [stdout] | [INFO] [stdout] 72 | pub struct FileInfo<'a> { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 73 | pub name: &'a std::ffi::OsStr, [INFO] [stdout] | ^^^^ [INFO] [stdout] 74 | pub size: u64, [INFO] [stdout] | ^^^^ [INFO] [stdout] 75 | pub root_hash: &'a Hash, [INFO] [stdout] 76 | pub chunk_size: usize, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `FileInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> examples/src/file_server.rs:161:23 [INFO] [stdout] | [INFO] [stdout] 161 | pub fn list_files(&self) -> impl Iterator { [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] 161 | pub fn list_files(&self) -> impl Iterator> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.10s [INFO] running `Command { std: "docker" "inspect" "7d70da396f9fa59ccee2fd1e1ab965f6c255733ae8d161103cb6afa4095be993", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7d70da396f9fa59ccee2fd1e1ab965f6c255733ae8d161103cb6afa4095be993", kill_on_drop: false }` [INFO] [stdout] 7d70da396f9fa59ccee2fd1e1ab965f6c255733ae8d161103cb6afa4095be993 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6eec8c28611eac8a64a0ab2d8b5edcecc4af5945a6d311ae3411231641ff0414 [INFO] running `Command { std: "docker" "start" "-a" "6eec8c28611eac8a64a0ab2d8b5edcecc4af5945a6d311ae3411231641ff0414", kill_on_drop: false }` [INFO] [stderr] warning: fields `name`, `size`, and `chunk_size` are never read [INFO] [stderr] --> examples/src/file_server.rs:73:9 [INFO] [stderr] | [INFO] [stderr] 72 | pub struct FileInfo<'a> { [INFO] [stderr] | -------- fields in this struct [INFO] [stderr] 73 | pub name: &'a std::ffi::OsStr, [INFO] [stderr] | ^^^^ [INFO] [stderr] 74 | pub size: u64, [INFO] [stderr] | ^^^^ [INFO] [stderr] 75 | pub root_hash: &'a Hash, [INFO] [stderr] 76 | pub chunk_size: usize, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `FileInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> examples/src/file_server.rs:161:23 [INFO] [stderr] | [INFO] [stderr] 161 | pub fn list_files(&self) -> impl Iterator { [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] 161 | pub fn list_files(&self) -> impl Iterator> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `merkle_tree` (example "src") generated 2 warnings (run `cargo fix --example "src" -p merkle_tree` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/merkle_tree-ac6dd16f6999bf02) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test hasher::test_dbj2 ... ok [INFO] [stdout] test hasher::test_sdbm ... ok [INFO] [stdout] test tree::test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests merkle_tree [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/tree.rs - tree::MerkleTree (line 14) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.71s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "6eec8c28611eac8a64a0ab2d8b5edcecc4af5945a6d311ae3411231641ff0414", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6eec8c28611eac8a64a0ab2d8b5edcecc4af5945a6d311ae3411231641ff0414", kill_on_drop: false }` [INFO] [stdout] 6eec8c28611eac8a64a0ab2d8b5edcecc4af5945a6d311ae3411231641ff0414