[INFO] fetching crate hashtree 0.2.1... [INFO] testing hashtree-0.2.1 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479 [INFO] extracting crate hashtree 0.2.1 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate hashtree 0.2.1 on toolchain b70888601af92f6cdc0364abab3446e418b91d36 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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-12/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 62b78e3df322164ad9de2fe4cd24c4d2e8589a32427fb8179ea0fc8d90f0c9de [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" "62b78e3df322164ad9de2fe4cd24c4d2e8589a32427fb8179ea0fc8d90f0c9de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "62b78e3df322164ad9de2fe4cd24c4d2e8589a32427fb8179ea0fc8d90f0c9de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "62b78e3df322164ad9de2fe4cd24c4d2e8589a32427fb8179ea0fc8d90f0c9de", kill_on_drop: false }` [INFO] [stdout] 62b78e3df322164ad9de2fe4cd24c4d2e8589a32427fb8179ea0fc8d90f0c9de [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "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] 5beb168faae02f0a44b60b602a6ddc5f11a83cbd0e46d2853cecbd8a87c950a0 [INFO] running `Command { std: "docker" "start" "-a" "5beb168faae02f0a44b60b602a6ddc5f11a83cbd0e46d2853cecbd8a87c950a0", 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 0.45s [INFO] running `Command { std: "docker" "inspect" "5beb168faae02f0a44b60b602a6ddc5f11a83cbd0e46d2853cecbd8a87c950a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5beb168faae02f0a44b60b602a6ddc5f11a83cbd0e46d2853cecbd8a87c950a0", kill_on_drop: false }` [INFO] [stdout] 5beb168faae02f0a44b60b602a6ddc5f11a83cbd0e46d2853cecbd8a87c950a0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3d8c8b1628afcefa8741a9b5e6b980e40d3c104c0e92bec150fb769f98fecfc1 [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" "3d8c8b1628afcefa8741a9b5e6b980e40d3c104c0e92bec150fb769f98fecfc1", kill_on_drop: false }` [INFO] [stderr] Compiling md5 v0.7.0 [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] 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" "3d8c8b1628afcefa8741a9b5e6b980e40d3c104c0e92bec150fb769f98fecfc1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d8c8b1628afcefa8741a9b5e6b980e40d3c104c0e92bec150fb769f98fecfc1", kill_on_drop: false }` [INFO] [stdout] 3d8c8b1628afcefa8741a9b5e6b980e40d3c104c0e92bec150fb769f98fecfc1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 5b5d493e27b9e3a5be3a5441e9ae5abfc8febc7a083472aa0721fbfe1a2a6a7c [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" "5b5d493e27b9e3a5be3a5441e9ae5abfc8febc7a083472aa0721fbfe1a2a6a7c", kill_on_drop: false }` [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 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/hashtree-094f32941c87a40d) [INFO] [stderr] Doc-tests hashtree [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] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/lib.rs - HashTree::new (line 126) ... ok [INFO] [stdout] test src/lib.rs - HashTree::create (line 156) ... ok [INFO] [stdout] test src/lib.rs - HashTree::is_empty (line 251) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.76s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "5b5d493e27b9e3a5be3a5441e9ae5abfc8febc7a083472aa0721fbfe1a2a6a7c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b5d493e27b9e3a5be3a5441e9ae5abfc8febc7a083472aa0721fbfe1a2a6a7c", kill_on_drop: false }` [INFO] [stdout] 5b5d493e27b9e3a5be3a5441e9ae5abfc8febc7a083472aa0721fbfe1a2a6a7c