[INFO] cloning repository https://github.com/tbrezot/hash_tree [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tbrezot/hash_tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftbrezot%2Fhash_tree", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftbrezot%2Fhash_tree'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fc7ba6580314be344491215bd99f91def9644070 [INFO] testing tbrezot/hash_tree against master#9e297bf54d31eb3b30067208ff9af4416945a2ed for pr-125507 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftbrezot%2Fhash_tree" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tbrezot/hash_tree on toolchain 9e297bf54d31eb3b30067208ff9af4416945a2ed [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e297bf54d31eb3b30067208ff9af4416945a2ed" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tbrezot/hash_tree [INFO] finished tweaking git repo https://github.com/tbrezot/hash_tree [INFO] tweaked toml for git repo https://github.com/tbrezot/hash_tree written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/tbrezot/hash_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" "+9e297bf54d31eb3b30067208ff9af4416945a2ed" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [ERROR] this task or one of its parent failed! [ERROR] no output for 300 seconds [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] testing tbrezot/hash_tree against try#61a9ac64344e91d62f5496627ff363d177f9daab for pr-125507 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftbrezot%2Fhash_tree" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tbrezot/hash_tree on toolchain 61a9ac64344e91d62f5496627ff363d177f9daab [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61a9ac64344e91d62f5496627ff363d177f9daab" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tbrezot/hash_tree [INFO] finished tweaking git repo https://github.com/tbrezot/hash_tree [INFO] tweaked toml for git repo https://github.com/tbrezot/hash_tree written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/tbrezot/hash_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" "+61a9ac64344e91d62f5496627ff363d177f9daab" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+61a9ac64344e91d62f5496627ff363d177f9daab" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a8668948f843ecb430ee1147d7b0a336bdf9c84ca4677b354df0809677f1c436 [INFO] running `Command { std: "docker" "start" "-a" "a8668948f843ecb430ee1147d7b0a336bdf9c84ca4677b354df0809677f1c436", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a8668948f843ecb430ee1147d7b0a336bdf9c84ca4677b354df0809677f1c436", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a8668948f843ecb430ee1147d7b0a336bdf9c84ca4677b354df0809677f1c436", kill_on_drop: false }` [INFO] [stdout] a8668948f843ecb430ee1147d7b0a336bdf9c84ca4677b354df0809677f1c436 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+61a9ac64344e91d62f5496627ff363d177f9daab" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4dcf0f4b547683f695491397a6adece1545029fd4d991c3ba167f1ab1bed8ad4 [INFO] running `Command { std: "docker" "start" "-a" "4dcf0f4b547683f695491397a6adece1545029fd4d991c3ba167f1ab1bed8ad4", kill_on_drop: false }` [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Compiling tiny-keccak v2.0.2 [INFO] [stderr] Compiling hash_tree v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:6:18 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Error(String); [INFO] [stdout] | ----- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Error(()); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.60s [INFO] running `Command { std: "docker" "inspect" "4dcf0f4b547683f695491397a6adece1545029fd4d991c3ba167f1ab1bed8ad4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4dcf0f4b547683f695491397a6adece1545029fd4d991c3ba167f1ab1bed8ad4", kill_on_drop: false }` [INFO] [stdout] 4dcf0f4b547683f695491397a6adece1545029fd4d991c3ba167f1ab1bed8ad4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+61a9ac64344e91d62f5496627ff363d177f9daab" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 70fa255c672f5203793ce2cee235f1efd5063fa0dc5989270a524e4c6fed1c22 [INFO] running `Command { std: "docker" "start" "-a" "70fa255c672f5203793ce2cee235f1efd5063fa0dc5989270a524e4c6fed1c22", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.140 [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:6:18 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Error(String); [INFO] [stdout] | ----- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Error(()); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling getrandom v0.2.8 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling hash_tree v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:6:18 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Error(String); [INFO] [stdout] | ----- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Error(()); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.74s [INFO] running `Command { std: "docker" "inspect" "70fa255c672f5203793ce2cee235f1efd5063fa0dc5989270a524e4c6fed1c22", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "70fa255c672f5203793ce2cee235f1efd5063fa0dc5989270a524e4c6fed1c22", kill_on_drop: false }` [INFO] [stdout] 70fa255c672f5203793ce2cee235f1efd5063fa0dc5989270a524e4c6fed1c22 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+61a9ac64344e91d62f5496627ff363d177f9daab" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 98928d0f07b850382cd1df8547e298910795218fcd4392a514caf80b58442e7a [INFO] running `Command { std: "docker" "start" "-a" "98928d0f07b850382cd1df8547e298910795218fcd4392a514caf80b58442e7a", kill_on_drop: false }` [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/lib.rs:6:18 [INFO] [stderr] | [INFO] [stderr] 6 | pub struct Error(String); [INFO] [stderr] | ----- ^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this struct [INFO] [stderr] | [INFO] [stderr] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 6 | pub struct Error(()); [INFO] [stderr] | ~~ [INFO] [stderr] [INFO] [stderr] warning: `hash_tree` (lib) generated 1 warning [INFO] [stderr] warning: `hash_tree` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hash_tree-aad878f9d4d3b732) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test tests::test_find_kinship_degree ... ok [INFO] [stdout] test tests::test_compute_minimal_cover ... ok [INFO] [stdout] test tests::test_derive_minimal_ancestor_cover ... ok [INFO] [stdout] test tests::test_recursive_hash ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.18s [INFO] [stdout] [INFO] [stderr] Doc-tests hash_tree [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" "98928d0f07b850382cd1df8547e298910795218fcd4392a514caf80b58442e7a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "98928d0f07b850382cd1df8547e298910795218fcd4392a514caf80b58442e7a", kill_on_drop: false }` [INFO] [stdout] 98928d0f07b850382cd1df8547e298910795218fcd4392a514caf80b58442e7a