[INFO] crate ziptree 0.1.1 is already in cache [INFO] testing ziptree-0.1.1 against beta-2019-09-28 for beta-1.39-1 [INFO] extracting crate ziptree 0.1.1 into work/builds/worker-5/source [INFO] validating manifest of crates.io crate ziptree 0.1.1 on toolchain beta-2019-09-28 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate ziptree 0.1.1 [INFO] finished tweaking crates.io crate ziptree 0.1.1 [INFO] tweaked toml for crates.io crate ziptree 0.1.1 written to work/builds/worker-5/source/Cargo.toml [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"` [INFO] [stdout] 82922071e48befba99fdac9439217ba7990e8dc231d35d61ac4917807185a6ed [INFO] running `"docker" "start" "-a" "82922071e48befba99fdac9439217ba7990e8dc231d35d61ac4917807185a6ed"` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] Compiling ziptree v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `greater` [INFO] [stderr] --> src/lib.rs:422:34 [INFO] [stderr] | [INFO] [stderr] 422 | ... Some(greater) =... [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_greater` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `less_nodes` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/lib.rs:372:25 [INFO] [stderr] | [INFO] [stderr] 370 | let node = less_nodes.back().unwrap(); [INFO] [stderr] | ---------- immutable borrow occurs here [INFO] [stderr] 371 | if !(**node).right.is_null() { [INFO] [stderr] 372 | less_nodes.push_back((**node).right); [INFO] [stderr] | ^^^^^^^^^^ -------------- immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] | [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `greater_nodes` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/lib.rs:386:25 [INFO] [stderr] | [INFO] [stderr] 384 | let node = greater_nodes.back().unwrap(); [INFO] [stderr] | ------------- immutable borrow occurs here [INFO] [stderr] 385 | if !(**node).left.is_null() { [INFO] [stderr] 386 | greater_nodes.push_back((**node).left); [INFO] [stderr] | ^^^^^^^^^^^^^ ------------- immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: field is never used: `tree` [INFO] [stderr] --> src/lib.rs:37:5 [INFO] [stderr] | [INFO] [stderr] 37 | tree: &'a mut ZipTree, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `tree` [INFO] [stderr] --> src/lib.rs:60:5 [INFO] [stderr] | [INFO] [stderr] 60 | tree: &'a mut ZipTree, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `dump` [INFO] [stderr] --> src/lib.rs:534:5 [INFO] [stderr] | [INFO] [stderr] 534 | / fn dump(&self) where [INFO] [stderr] 535 | | K: Debug, [INFO] [stderr] 536 | | V: Debug, [INFO] [stderr] 537 | | { [INFO] [stderr] ... | [INFO] [stderr] 605 | | }); [INFO] [stderr] 606 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.97s [INFO] running `"docker" "inspect" "82922071e48befba99fdac9439217ba7990e8dc231d35d61ac4917807185a6ed"` [INFO] running `"docker" "rm" "-f" "82922071e48befba99fdac9439217ba7990e8dc231d35d61ac4917807185a6ed"` [INFO] [stdout] 82922071e48befba99fdac9439217ba7990e8dc231d35d61ac4917807185a6ed [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"` [INFO] [stdout] bd72bf2cf7181174cc8f1cda6fd72715230895d8af12a336e6266135e3273efa [INFO] running `"docker" "start" "-a" "bd72bf2cf7181174cc8f1cda6fd72715230895d8af12a336e6266135e3273efa"` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] Compiling ziptree v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `HashMap` [INFO] [stderr] --> tests/simple.rs:2:24 [INFO] [stderr] | [INFO] [stderr] 2 | use std::collections::{HashMap, BTreeMap}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `greater` [INFO] [stderr] --> src/lib.rs:422:34 [INFO] [stderr] | [INFO] [stderr] 422 | ... Some(greater) =... [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_greater` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `less_nodes` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/lib.rs:372:25 [INFO] [stderr] | [INFO] [stderr] 370 | let node = less_nodes.back().unwrap(); [INFO] [stderr] | ---------- immutable borrow occurs here [INFO] [stderr] 371 | if !(**node).right.is_null() { [INFO] [stderr] 372 | less_nodes.push_back((**node).right); [INFO] [stderr] | ^^^^^^^^^^ -------------- immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] | [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `greater_nodes` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/lib.rs:386:25 [INFO] [stderr] | [INFO] [stderr] 384 | let node = greater_nodes.back().unwrap(); [INFO] [stderr] | ------------- immutable borrow occurs here [INFO] [stderr] 385 | if !(**node).left.is_null() { [INFO] [stderr] 386 | greater_nodes.push_back((**node).left); [INFO] [stderr] | ^^^^^^^^^^^^^ ------------- immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: field is never used: `tree` [INFO] [stderr] --> src/lib.rs:37:5 [INFO] [stderr] | [INFO] [stderr] 37 | tree: &'a mut ZipTree, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `tree` [INFO] [stderr] --> src/lib.rs:60:5 [INFO] [stderr] | [INFO] [stderr] 60 | tree: &'a mut ZipTree, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `dump` [INFO] [stderr] --> src/lib.rs:534:5 [INFO] [stderr] | [INFO] [stderr] 534 | / fn dump(&self) where [INFO] [stderr] 535 | | K: Debug, [INFO] [stderr] 536 | | V: Debug, [INFO] [stderr] 537 | | { [INFO] [stderr] ... | [INFO] [stderr] 605 | | }); [INFO] [stderr] 606 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.05s [INFO] running `"docker" "inspect" "bd72bf2cf7181174cc8f1cda6fd72715230895d8af12a336e6266135e3273efa"` [INFO] running `"docker" "rm" "-f" "bd72bf2cf7181174cc8f1cda6fd72715230895d8af12a336e6266135e3273efa"` [INFO] [stdout] bd72bf2cf7181174cc8f1cda6fd72715230895d8af12a336e6266135e3273efa [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"` [INFO] [stdout] 03800a36d19db85259ea9e426b064815ad491ae95e5593907127c9d8e4babb7f [INFO] running `"docker" "start" "-a" "03800a36d19db85259ea9e426b064815ad491ae95e5593907127c9d8e4babb7f"` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/ziptree-0056fbe195f34153 [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 [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/simple-edff0a170417ea35 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test simple_test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests ziptree [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 [INFO] [stdout] [INFO] running `"docker" "inspect" "03800a36d19db85259ea9e426b064815ad491ae95e5593907127c9d8e4babb7f"` [INFO] running `"docker" "rm" "-f" "03800a36d19db85259ea9e426b064815ad491ae95e5593907127c9d8e4babb7f"` [INFO] [stdout] 03800a36d19db85259ea9e426b064815ad491ae95e5593907127c9d8e4babb7f