[INFO] fetching crate hashtree 0.2.1... [INFO] testing hashtree-0.2.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] extracting crate hashtree 0.2.1 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate hashtree 0.2.1 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate hashtree 0.2.1 [INFO] finished tweaking crates.io crate hashtree 0.2.1 [INFO] tweaked toml for crates.io crate hashtree 0.2.1 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6ac02f9ee1fc9893d1fd203845cba58a499ddf25c5c4c18d3aca551badbe0575 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "6ac02f9ee1fc9893d1fd203845cba58a499ddf25c5c4c18d3aca551badbe0575", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6ac02f9ee1fc9893d1fd203845cba58a499ddf25c5c4c18d3aca551badbe0575", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ac02f9ee1fc9893d1fd203845cba58a499ddf25c5c4c18d3aca551badbe0575", kill_on_drop: false }` [INFO] [stdout] 6ac02f9ee1fc9893d1fd203845cba58a499ddf25c5c4c18d3aca551badbe0575 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] cf906575de68b6616c78fbb3c70b5514ad96b638e25cf8e7e309238c330e05a6 [INFO] running `Command { std: "docker" "start" "-a" "cf906575de68b6616c78fbb3c70b5514ad96b638e25cf8e7e309238c330e05a6", kill_on_drop: false }` [INFO] [stderr] Compiling hashtree v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/lib.rs:234:33 [INFO] [stdout] | [INFO] [stdout] 234 | pub fn insert(&mut self, data: &mut R) [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hash` [INFO] [stdout] --> src/lib.rs:282:24 [INFO] [stdout] | [INFO] [stdout] 282 | pub fn find(&self, hash: T) -> Option<&HashTreeNode> { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_hash` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.32s [INFO] running `Command { std: "docker" "inspect" "cf906575de68b6616c78fbb3c70b5514ad96b638e25cf8e7e309238c330e05a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cf906575de68b6616c78fbb3c70b5514ad96b638e25cf8e7e309238c330e05a6", kill_on_drop: false }` [INFO] [stdout] cf906575de68b6616c78fbb3c70b5514ad96b638e25cf8e7e309238c330e05a6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d565ff592aae5d8c2cbbe1127286cb82767f5569d0b1f1ec211cc43d0e637009 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "d565ff592aae5d8c2cbbe1127286cb82767f5569d0b1f1ec211cc43d0e637009", kill_on_drop: false }` [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/lib.rs:234:33 [INFO] [stdout] | [INFO] [stdout] 234 | pub fn insert(&mut self, data: &mut R) [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling md5 v0.7.0 [INFO] [stdout] warning: unused variable: `hash` [INFO] [stdout] --> src/lib.rs:282:24 [INFO] [stdout] | [INFO] [stdout] 282 | pub fn find(&self, hash: T) -> Option<&HashTreeNode> { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_hash` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling hashtree v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/lib.rs:234:33 [INFO] [stdout] | [INFO] [stdout] 234 | pub fn insert(&mut self, data: &mut R) [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hash` [INFO] [stdout] --> src/lib.rs:282:24 [INFO] [stdout] | [INFO] [stdout] 282 | pub fn find(&self, hash: T) -> Option<&HashTreeNode> { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_hash` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.09s [INFO] running `Command { std: "docker" "inspect" "d565ff592aae5d8c2cbbe1127286cb82767f5569d0b1f1ec211cc43d0e637009", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d565ff592aae5d8c2cbbe1127286cb82767f5569d0b1f1ec211cc43d0e637009", kill_on_drop: false }` [INFO] [stdout] d565ff592aae5d8c2cbbe1127286cb82767f5569d0b1f1ec211cc43d0e637009 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] fde6a1c39492e622cf7ca91ede521b678fbcc8dbc74ad21b148ffa85707cd837 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "fde6a1c39492e622cf7ca91ede521b678fbcc8dbc74ad21b148ffa85707cd837", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused variable: `data` [INFO] [stderr] --> src/lib.rs:234:33 [INFO] [stderr] | [INFO] [stderr] 234 | pub fn insert(&mut self, data: &mut R) [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `hash` [INFO] [stderr] --> src/lib.rs:282:24 [INFO] [stderr] | [INFO] [stderr] 282 | pub fn find(&self, hash: T) -> Option<&HashTreeNode> { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_hash` [INFO] [stderr] [INFO] [stderr] warning: `hashtree` (lib) generated 2 warnings [INFO] [stderr] warning: `hashtree` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/hashtree-c61c430f6a542fc7) [INFO] [stdout] [INFO] [stderr] Doc-tests hashtree [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] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/lib.rs - HashTree::is_empty (line 251) ... ok [INFO] [stdout] test src/lib.rs - HashTree::new (line 126) ... ok [INFO] [stdout] test src/lib.rs - HashTree::create (line 156) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.21s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "fde6a1c39492e622cf7ca91ede521b678fbcc8dbc74ad21b148ffa85707cd837", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fde6a1c39492e622cf7ca91ede521b678fbcc8dbc74ad21b148ffa85707cd837", kill_on_drop: false }` [INFO] [stdout] fde6a1c39492e622cf7ca91ede521b678fbcc8dbc74ad21b148ffa85707cd837