[INFO] fetching crate bxl 0.1.0... [INFO] testing bxl-0.1.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] extracting crate bxl 0.1.0 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate bxl 0.1.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate bxl 0.1.0 [INFO] finished tweaking crates.io crate bxl 0.1.0 [INFO] tweaked toml for crates.io crate bxl 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded bit_reverse v0.1.8 [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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 120ba2356b9aa70aefeae39e2c7ed05d1cd6941ca60f589abbaf06bf99cf3380 [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" "120ba2356b9aa70aefeae39e2c7ed05d1cd6941ca60f589abbaf06bf99cf3380", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "120ba2356b9aa70aefeae39e2c7ed05d1cd6941ca60f589abbaf06bf99cf3380", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "120ba2356b9aa70aefeae39e2c7ed05d1cd6941ca60f589abbaf06bf99cf3380", kill_on_drop: false }` [INFO] [stdout] 120ba2356b9aa70aefeae39e2c7ed05d1cd6941ca60f589abbaf06bf99cf3380 [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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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] 50ad347031df4c1b92fb504ee4a9a3b412e0f77c01efbcf4e1e792b682bbfac1 [INFO] running `Command { std: "docker" "start" "-a" "50ad347031df4c1b92fb504ee4a9a3b412e0f77c01efbcf4e1e792b682bbfac1", kill_on_drop: false }` [INFO] [stderr] Compiling bit_reverse v0.1.8 [INFO] [stderr] Compiling bxl v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/lib.rs:356:13 [INFO] [stdout] | [INFO] [stdout] 356 | Err(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `total_checks` is assigned to, but never used [INFO] [stdout] --> src/lib.rs:677:13 [INFO] [stdout] | [INFO] [stdout] 677 | let mut total_checks = 0; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_total_checks` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `print_node` [INFO] [stdout] --> src/lib.rs:37:4 [INFO] [stdout] | [INFO] [stdout] 37 | fn print_node(tree: &NodeTree, node: &Node) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `print_dot` [INFO] [stdout] --> src/lib.rs:90:4 [INFO] [stdout] | [INFO] [stdout] 90 | fn print_dot(tree: &NodeTree) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `try_from` [INFO] [stdout] --> src/lib.rs:136:8 [INFO] [stdout] | [INFO] [stdout] 136 | fn try_from(s: &str) -> Result { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_last_bit` [INFO] [stdout] --> src/lib.rs:174:8 [INFO] [stdout] | [INFO] [stdout] 174 | fn get_last_bit(&self) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_parent_of` [INFO] [stdout] --> src/lib.rs:220:8 [INFO] [stdout] | [INFO] [stdout] 220 | fn is_parent_of(&self, other: BitAddr) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_left_child` [INFO] [stdout] --> src/lib.rs:248:8 [INFO] [stdout] | [INFO] [stdout] 248 | fn is_left_child(&self) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.03s [INFO] running `Command { std: "docker" "inspect" "50ad347031df4c1b92fb504ee4a9a3b412e0f77c01efbcf4e1e792b682bbfac1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "50ad347031df4c1b92fb504ee4a9a3b412e0f77c01efbcf4e1e792b682bbfac1", kill_on_drop: false }` [INFO] [stdout] 50ad347031df4c1b92fb504ee4a9a3b412e0f77c01efbcf4e1e792b682bbfac1 [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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 29c5793f9a354c25c17c722438c4bc40b6da51aa606a60b9aaae120da572b0c6 [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" "29c5793f9a354c25c17c722438c4bc40b6da51aa606a60b9aaae120da572b0c6", kill_on_drop: false }` [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/lib.rs:356:13 [INFO] [stdout] | [INFO] [stdout] 356 | Err(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling bxl v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable `total_checks` is assigned to, but never used [INFO] [stdout] --> src/lib.rs:677:13 [INFO] [stdout] | [INFO] [stdout] 677 | let mut total_checks = 0; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_total_checks` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `print_node` [INFO] [stdout] --> src/lib.rs:37:4 [INFO] [stdout] | [INFO] [stdout] 37 | fn print_node(tree: &NodeTree, node: &Node) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `print_dot` [INFO] [stdout] --> src/lib.rs:90:4 [INFO] [stdout] | [INFO] [stdout] 90 | fn print_dot(tree: &NodeTree) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `try_from` [INFO] [stdout] --> src/lib.rs:136:8 [INFO] [stdout] | [INFO] [stdout] 136 | fn try_from(s: &str) -> Result { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_last_bit` [INFO] [stdout] --> src/lib.rs:174:8 [INFO] [stdout] | [INFO] [stdout] 174 | fn get_last_bit(&self) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_parent_of` [INFO] [stdout] --> src/lib.rs:220:8 [INFO] [stdout] | [INFO] [stdout] 220 | fn is_parent_of(&self, other: BitAddr) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_left_child` [INFO] [stdout] --> src/lib.rs:248:8 [INFO] [stdout] | [INFO] [stdout] 248 | fn is_left_child(&self) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/lib.rs:356:13 [INFO] [stdout] | [INFO] [stdout] 356 | Err(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `total_checks` is assigned to, but never used [INFO] [stdout] --> src/lib.rs:677:13 [INFO] [stdout] | [INFO] [stdout] 677 | let mut total_checks = 0; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_total_checks` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `print_node` [INFO] [stdout] --> src/lib.rs:37:4 [INFO] [stdout] | [INFO] [stdout] 37 | fn print_node(tree: &NodeTree, node: &Node) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `print_dot` [INFO] [stdout] --> src/lib.rs:90:4 [INFO] [stdout] | [INFO] [stdout] 90 | fn print_dot(tree: &NodeTree) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.03s [INFO] running `Command { std: "docker" "inspect" "29c5793f9a354c25c17c722438c4bc40b6da51aa606a60b9aaae120da572b0c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "29c5793f9a354c25c17c722438c4bc40b6da51aa606a60b9aaae120da572b0c6", kill_on_drop: false }` [INFO] [stdout] 29c5793f9a354c25c17c722438c4bc40b6da51aa606a60b9aaae120da572b0c6 [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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 19c2f38024d8a4e4d889ab27ddde5417292519fdd40a71868dfdf1db2eac9989 [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" "19c2f38024d8a4e4d889ab27ddde5417292519fdd40a71868dfdf1db2eac9989", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: unused variable: `err` [INFO] [stdout] running 16 tests [INFO] [stderr] --> src/lib.rs:356:13 [INFO] [stdout] test tests::bitaddr_append_bit ... ok [INFO] [stderr] | [INFO] [stdout] test tests::bitaddr_append_bit_err ... ok [INFO] [stderr] 356 | Err(err) => { [INFO] [stdout] test tests::bitaddr_get_last_bit ... ok [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] test tests::bitaddr_get_parent_addr ... ok [INFO] [stderr] | [INFO] [stdout] test tests::bitaddr_prefix_swap ... ok [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] test tests::bitaddr_is_ancestor_of ... ok [INFO] [stderr] [INFO] [stdout] test tests::bitaddr_get_sibling_addr ... ok [INFO] [stderr] warning: variable `total_checks` is assigned to, but never used [INFO] [stdout] test tests::bitaddr_from_string ... ok [INFO] [stderr] --> src/lib.rs:677:13 [INFO] [stdout] test tests::bitaddr_check_equivalence ... ok [INFO] [stderr] | [INFO] [stdout] test tests::node_is_leaf ... ok [INFO] [stderr] 677 | let mut total_checks = 0; [INFO] [stdout] test tests::node_needs_swap_ok ... ok [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stdout] test tests::bitaddr_to_string ... ok [INFO] [stderr] | [INFO] [stdout] test tests::get_bit_ok ... ok [INFO] [stderr] = note: consider using `_total_checks` instead [INFO] [stdout] test tests::bitaddr_is_left_child ... ok [INFO] [stderr] [INFO] [stdout] test tests::bitaddr_is_parent_of ... ok [INFO] [stderr] warning: function is never used: `print_node` [INFO] [stdout] test tests::node_increase_weight ... ok [INFO] [stderr] --> src/lib.rs:37:4 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stderr] 37 | fn print_node(tree: &NodeTree, node: &Node) { [INFO] [stdout] [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `print_dot` [INFO] [stderr] --> src/lib.rs:90:4 [INFO] [stderr] | [INFO] [stderr] 90 | fn print_dot(tree: &NodeTree) { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `try_from` [INFO] [stderr] --> src/lib.rs:136:8 [INFO] [stderr] | [INFO] [stderr] 136 | fn try_from(s: &str) -> Result { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `get_last_bit` [INFO] [stderr] --> src/lib.rs:174:8 [INFO] [stderr] | [INFO] [stderr] 174 | fn get_last_bit(&self) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `is_parent_of` [INFO] [stderr] --> src/lib.rs:220:8 [INFO] [stderr] | [INFO] [stderr] 220 | fn is_parent_of(&self, other: BitAddr) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `is_left_child` [INFO] [stderr] --> src/lib.rs:248:8 [INFO] [stderr] | [INFO] [stderr] 248 | fn is_left_child(&self) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `bxl` (lib) generated 8 warnings [INFO] [stderr] warning: `bxl` (lib test) generated 4 warnings (4 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/bxl-2bc33e1be6016f18) [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/bxl2txt-776af2f9838db28d) [INFO] [stdout] [INFO] [stderr] Doc-tests bxl [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 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" "19c2f38024d8a4e4d889ab27ddde5417292519fdd40a71868dfdf1db2eac9989", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "19c2f38024d8a4e4d889ab27ddde5417292519fdd40a71868dfdf1db2eac9989", kill_on_drop: false }` [INFO] [stdout] 19c2f38024d8a4e4d889ab27ddde5417292519fdd40a71868dfdf1db2eac9989