[INFO] fetching crate vertree 0.2.2... [INFO] testing vertree-0.2.2 against 1.44.0 for beta-1.45-1 [INFO] extracting crate vertree 0.2.2 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate vertree 0.2.2 on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate vertree 0.2.2 [INFO] finished tweaking crates.io crate vertree 0.2.2 [INFO] tweaked toml for crates.io crate vertree 0.2.2 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "+1.44.0" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] af7bafbb3dd5105644ccb17c0c88c30d40ca0b33327e5fdc62e2ecdedcef23c3 [INFO] running `"docker" "start" "-a" "af7bafbb3dd5105644ccb17c0c88c30d40ca0b33327e5fdc62e2ecdedcef23c3"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling syn v1.0.30 [INFO] [stderr] Compiling serde v1.0.111 [INFO] [stderr] Compiling gimli v0.21.0 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling object v0.19.0 [INFO] [stderr] Compiling rustc-demangle v0.1.16 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling rmp v0.8.9 [INFO] [stderr] Compiling addr2line v0.12.1 [INFO] [stderr] Compiling serde_derive v1.0.111 [INFO] [stderr] Compiling backtrace v0.3.48 [INFO] [stderr] Compiling error-chain v0.10.0 [INFO] [stderr] Compiling rmp-serde v0.13.7 [INFO] [stderr] Compiling vertree v0.2.2 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/errors.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | / error_chain! { [INFO] [stderr] 5 | | foreign_links { [INFO] [stderr] 6 | | Io(::std::io::Error) #[cfg(unix)]; [INFO] [stderr] 7 | | MsgPackEncodeError(rmp_serde::encode::Error); [INFO] [stderr] ... | [INFO] [stderr] 45 | | } [INFO] [stderr] 46 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/errors.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | / error_chain! { [INFO] [stderr] 5 | | foreign_links { [INFO] [stderr] 6 | | Io(::std::io::Error) #[cfg(unix)]; [INFO] [stderr] 7 | | MsgPackEncodeError(rmp_serde::encode::Error); [INFO] [stderr] ... | [INFO] [stderr] 45 | | } [INFO] [stderr] 46 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::str::::trim_right_matches': superseded by `trim_end_matches` [INFO] [stderr] --> src/tree.rs:143:23 [INFO] [stderr] | [INFO] [stderr] 143 | let dir = dir.trim_right_matches('/'); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stderr] --> src/errors.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | / error_chain! { [INFO] [stderr] 5 | | foreign_links { [INFO] [stderr] 6 | | Io(::std::io::Error) #[cfg(unix)]; [INFO] [stderr] 7 | | MsgPackEncodeError(rmp_serde::encode::Error); [INFO] [stderr] ... | [INFO] [stderr] 45 | | } [INFO] [stderr] 46 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tree.rs:268:14 [INFO] [stderr] | [INFO] [stderr] 268 | let (mut queue, version, tree) = { [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tree.rs:282:14 [INFO] [stderr] | [INFO] [stderr] 282 | let (mut queue, version, tree) = { [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tree.rs:295:14 [INFO] [stderr] | [INFO] [stderr] 295 | let (mut set, version, tree) = { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tree.rs:308:14 [INFO] [stderr] | [INFO] [stderr] 308 | let (mut set, version, tree) = { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tree.rs:322:13 [INFO] [stderr] | [INFO] [stderr] 322 | let mut queue = node.content.get_queue_mut().unwrap(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tree.rs:328:13 [INFO] [stderr] | [INFO] [stderr] 328 | let mut queue = node.content.get_set_mut().unwrap(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 39.43s [INFO] running `"docker" "inspect" "af7bafbb3dd5105644ccb17c0c88c30d40ca0b33327e5fdc62e2ecdedcef23c3"` [INFO] running `"docker" "rm" "-f" "af7bafbb3dd5105644ccb17c0c88c30d40ca0b33327e5fdc62e2ecdedcef23c3"` [INFO] [stdout] af7bafbb3dd5105644ccb17c0c88c30d40ca0b33327e5fdc62e2ecdedcef23c3 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "+1.44.0" "test" "--frozen" "--no-run"` [INFO] [stdout] a5d5e31bfbcea0c5de1505dfc5ca5e78976fac29e01d0b61c1c351070524395a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "a5d5e31bfbcea0c5de1505dfc5ca5e78976fac29e01d0b61c1c351070524395a"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling winapi v0.2.8 [INFO] [stderr] Compiling regex-syntax v0.3.9 [INFO] [stderr] Compiling utf8-ranges v0.1.3 [INFO] [stderr] Compiling assert_matches v1.3.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling memchr v0.1.11 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/errors.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | / error_chain! { [INFO] [stderr] 5 | | foreign_links { [INFO] [stderr] 6 | | Io(::std::io::Error) #[cfg(unix)]; [INFO] [stderr] 7 | | MsgPackEncodeError(rmp_serde::encode::Error); [INFO] [stderr] ... | [INFO] [stderr] 45 | | } [INFO] [stderr] 46 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/errors.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | / error_chain! { [INFO] [stderr] 5 | | foreign_links { [INFO] [stderr] 6 | | Io(::std::io::Error) #[cfg(unix)]; [INFO] [stderr] 7 | | MsgPackEncodeError(rmp_serde::encode::Error); [INFO] [stderr] ... | [INFO] [stderr] 45 | | } [INFO] [stderr] 46 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::str::::trim_right_matches': superseded by `trim_end_matches` [INFO] [stderr] --> src/tree.rs:143:23 [INFO] [stderr] | [INFO] [stderr] 143 | let dir = dir.trim_right_matches('/'); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stderr] --> src/errors.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | / error_chain! { [INFO] [stderr] 5 | | foreign_links { [INFO] [stderr] 6 | | Io(::std::io::Error) #[cfg(unix)]; [INFO] [stderr] 7 | | MsgPackEncodeError(rmp_serde::encode::Error); [INFO] [stderr] ... | [INFO] [stderr] 45 | | } [INFO] [stderr] 46 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tree.rs:268:14 [INFO] [stderr] | [INFO] [stderr] 268 | let (mut queue, version, tree) = { [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tree.rs:282:14 [INFO] [stderr] | [INFO] [stderr] 282 | let (mut queue, version, tree) = { [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tree.rs:295:14 [INFO] [stderr] | [INFO] [stderr] 295 | let (mut set, version, tree) = { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tree.rs:308:14 [INFO] [stderr] | [INFO] [stderr] 308 | let (mut set, version, tree) = { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tree.rs:322:13 [INFO] [stderr] | [INFO] [stderr] 322 | let mut queue = node.content.get_queue_mut().unwrap(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tree.rs:328:13 [INFO] [stderr] | [INFO] [stderr] 328 | let mut queue = node.content.get_set_mut().unwrap(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] Compiling aho-corasick v0.5.3 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling thread-id v2.0.0 [INFO] [stderr] Compiling thread_local v0.2.7 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling regex v0.1.80 [INFO] [stderr] Compiling env_logger v0.3.5 [INFO] [stderr] Compiling quickcheck v0.4.1 [INFO] [stderr] Compiling vertree v0.2.2 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/snapshot.rs:34:5 [INFO] [stderr] | [INFO] [stderr] 34 | /// Create a random tree, take a snapshot, and ensure reading it back in gives the same tree [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/cas.rs:55:5 [INFO] [stderr] | [INFO] [stderr] 55 | /// Generate a bunch of write operations. Run them one at a time and filter out failing [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [INFO] [stderr] | [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/cas.rs:56:5 [INFO] [stderr] | [INFO] [stderr] 56 | /// operations. Then run the whole set as a multi-cas. Ensure the output is the same between the [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [INFO] [stderr] | [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/cas.rs:57:5 [INFO] [stderr] | [INFO] [stderr] 57 | /// ops run in the multicas and one at a time. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [INFO] [stderr] | [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/errors.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | / error_chain! { [INFO] [stderr] 5 | | foreign_links { [INFO] [stderr] 6 | | Io(::std::io::Error) #[cfg(unix)]; [INFO] [stderr] 7 | | MsgPackEncodeError(rmp_serde::encode::Error); [INFO] [stderr] ... | [INFO] [stderr] 45 | | } [INFO] [stderr] 46 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/errors.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | / error_chain! { [INFO] [stderr] 5 | | foreign_links { [INFO] [stderr] 6 | | Io(::std::io::Error) #[cfg(unix)]; [INFO] [stderr] 7 | | MsgPackEncodeError(rmp_serde::encode::Error); [INFO] [stderr] ... | [INFO] [stderr] 45 | | } [INFO] [stderr] 46 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::str::::trim_right_matches': superseded by `trim_end_matches` [INFO] [stderr] --> src/tree.rs:143:23 [INFO] [stderr] | [INFO] [stderr] 143 | let dir = dir.trim_right_matches('/'); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::str::::trim_right_matches': superseded by `trim_end_matches` [INFO] [stderr] --> src/iterators.rs:352:55 [INFO] [stderr] | [INFO] [stderr] 352 | let paths: Vec<&str> = paths.iter().map(|p| p.trim_right_matches('/')).collect(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stderr] --> src/errors.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | / error_chain! { [INFO] [stderr] 5 | | foreign_links { [INFO] [stderr] 6 | | Io(::std::io::Error) #[cfg(unix)]; [INFO] [stderr] 7 | | MsgPackEncodeError(rmp_serde::encode::Error); [INFO] [stderr] ... | [INFO] [stderr] 45 | | } [INFO] [stderr] 46 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tree.rs:268:14 [INFO] [stderr] | [INFO] [stderr] 268 | let (mut queue, version, tree) = { [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tree.rs:282:14 [INFO] [stderr] | [INFO] [stderr] 282 | let (mut queue, version, tree) = { [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tree.rs:295:14 [INFO] [stderr] | [INFO] [stderr] 295 | let (mut set, version, tree) = { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tree.rs:308:14 [INFO] [stderr] | [INFO] [stderr] 308 | let (mut set, version, tree) = { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tree.rs:322:13 [INFO] [stderr] | [INFO] [stderr] 322 | let mut queue = node.content.get_queue_mut().unwrap(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tree.rs:328:13 [INFO] [stderr] | [INFO] [stderr] 328 | let mut queue = node.content.get_set_mut().unwrap(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 15 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 13.15s [INFO] running `"docker" "inspect" "a5d5e31bfbcea0c5de1505dfc5ca5e78976fac29e01d0b61c1c351070524395a"` [INFO] running `"docker" "rm" "-f" "a5d5e31bfbcea0c5de1505dfc5ca5e78976fac29e01d0b61c1c351070524395a"` [INFO] [stdout] a5d5e31bfbcea0c5de1505dfc5ca5e78976fac29e01d0b61c1c351070524395a [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "+1.44.0" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] c8b69fb25df614425a4887bebcee0226c4d805653ef244b78d7b4b40de589b4c [INFO] running `"docker" "start" "-a" "c8b69fb25df614425a4887bebcee0226c4d805653ef244b78d7b4b40de589b4c"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/errors.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | / error_chain! { [INFO] [stderr] 5 | | foreign_links { [INFO] [stderr] 6 | | Io(::std::io::Error) #[cfg(unix)]; [INFO] [stderr] 7 | | MsgPackEncodeError(rmp_serde::encode::Error); [INFO] [stderr] ... | [INFO] [stderr] 45 | | } [INFO] [stderr] 46 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/errors.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | / error_chain! { [INFO] [stderr] 5 | | foreign_links { [INFO] [stderr] 6 | | Io(::std::io::Error) #[cfg(unix)]; [INFO] [stderr] 7 | | MsgPackEncodeError(rmp_serde::encode::Error); [INFO] [stderr] ... | [INFO] [stderr] 45 | | } [INFO] [stderr] 46 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::str::::trim_right_matches': superseded by `trim_end_matches` [INFO] [stderr] --> src/tree.rs:143:23 [INFO] [stderr] | [INFO] [stderr] 143 | let dir = dir.trim_right_matches('/'); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stderr] --> src/errors.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | / error_chain! { [INFO] [stderr] 5 | | foreign_links { [INFO] [stderr] 6 | | Io(::std::io::Error) #[cfg(unix)]; [INFO] [stderr] 7 | | MsgPackEncodeError(rmp_serde::encode::Error); [INFO] [stderr] ... | [INFO] [stderr] 45 | | } [INFO] [stderr] 46 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tree.rs:268:14 [INFO] [stderr] | [INFO] [stderr] 268 | let (mut queue, version, tree) = { [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tree.rs:282:14 [INFO] [stderr] | [INFO] [stderr] 282 | let (mut queue, version, tree) = { [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tree.rs:295:14 [INFO] [stderr] | [INFO] [stderr] 295 | let (mut set, version, tree) = { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tree.rs:308:14 [INFO] [stderr] | [INFO] [stderr] 308 | let (mut set, version, tree) = { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tree.rs:322:13 [INFO] [stderr] | [INFO] [stderr] 322 | let mut queue = node.content.get_queue_mut().unwrap(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tree.rs:328:13 [INFO] [stderr] | [INFO] [stderr] 328 | let mut queue = node.content.get_set_mut().unwrap(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/snapshot.rs:34:5 [INFO] [stderr] | [INFO] [stderr] 34 | /// Create a random tree, take a snapshot, and ensure reading it back in gives the same tree [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/cas.rs:55:5 [INFO] [stderr] | [INFO] [stderr] 55 | /// Generate a bunch of write operations. Run them one at a time and filter out failing [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [INFO] [stderr] | [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/cas.rs:56:5 [INFO] [stderr] | [INFO] [stderr] 56 | /// operations. Then run the whole set as a multi-cas. Ensure the output is the same between the [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [INFO] [stderr] | [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> src/cas.rs:57:5 [INFO] [stderr] | [INFO] [stderr] 57 | /// ops run in the multicas and one at a time. [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros [INFO] [stderr] | [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/errors.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | / error_chain! { [INFO] [stderr] 5 | | foreign_links { [INFO] [stderr] 6 | | Io(::std::io::Error) #[cfg(unix)]; [INFO] [stderr] 7 | | MsgPackEncodeError(rmp_serde::encode::Error); [INFO] [stderr] ... | [INFO] [stderr] 45 | | } [INFO] [stderr] 46 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/errors.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | / error_chain! { [INFO] [stderr] 5 | | foreign_links { [INFO] [stderr] 6 | | Io(::std::io::Error) #[cfg(unix)]; [INFO] [stderr] 7 | | MsgPackEncodeError(rmp_serde::encode::Error); [INFO] [stderr] ... | [INFO] [stderr] 45 | | } [INFO] [stderr] 46 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::str::::trim_right_matches': superseded by `trim_end_matches` [INFO] [stderr] --> src/tree.rs:143:23 [INFO] [stderr] | [INFO] [stderr] 143 | let dir = dir.trim_right_matches('/'); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::str::::trim_right_matches': superseded by `trim_end_matches` [INFO] [stderr] --> src/iterators.rs:352:55 [INFO] [stderr] | [INFO] [stderr] 352 | let paths: Vec<&str> = paths.iter().map(|p| p.trim_right_matches('/')).collect(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stderr] --> src/errors.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | / error_chain! { [INFO] [stderr] 5 | | foreign_links { [INFO] [stderr] 6 | | Io(::std::io::Error) #[cfg(unix)]; [INFO] [stderr] 7 | | MsgPackEncodeError(rmp_serde::encode::Error); [INFO] [stderr] ... | [INFO] [stderr] 45 | | } [INFO] [stderr] 46 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tree.rs:268:14 [INFO] [stderr] | [INFO] [stderr] 268 | let (mut queue, version, tree) = { [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tree.rs:282:14 [INFO] [stderr] | [INFO] [stderr] 282 | let (mut queue, version, tree) = { [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tree.rs:295:14 [INFO] [stderr] | [INFO] [stderr] 295 | let (mut set, version, tree) = { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tree.rs:308:14 [INFO] [stderr] | [INFO] [stderr] 308 | let (mut set, version, tree) = { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tree.rs:322:13 [INFO] [stderr] | [INFO] [stderr] 322 | let mut queue = node.content.get_queue_mut().unwrap(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tree.rs:328:13 [INFO] [stderr] | [INFO] [stderr] 328 | let mut queue = node.content.get_set_mut().unwrap(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 15 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.17s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/vertree-e9dcef04d81bba34 [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test iterators::tests::cow_path_iter ... ok [INFO] [stdout] test iterators::tests::create_nodes_iter_check ... ok [INFO] [stdout] test containers::queue::tests::trivial_q ... ok [INFO] [stdout] test iterators::tests::path_iter ... ok [INFO] [stdout] test iterators::tests::bad_path_iter ... ok [INFO] [stdout] test tree::tests::create_and_delete_nodes ... ok [INFO] [stdout] test iterators::tests::prop_walk_existing_paths ... ok [INFO] [stdout] test snapshot::tests::prop_rountrip ... ok [INFO] [stdout] test cas::tests::prop_multi_cas_equals_individual_ops ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests vertree [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test src/containers/set.rs - containers::set::Set::intersection (line 84) ... ok [INFO] [stdout] test src/containers/set.rs - containers::set::Set::symmetric_difference (line 137) ... ok [INFO] [stdout] test src/containers/set.rs - containers::set::Set::difference (line 111) ... ok [INFO] [stdout] test src/containers/set.rs - containers::set::Set::union (line 57) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "c8b69fb25df614425a4887bebcee0226c4d805653ef244b78d7b4b40de589b4c"` [INFO] running `"docker" "rm" "-f" "c8b69fb25df614425a4887bebcee0226c4d805653ef244b78d7b4b40de589b4c"` [INFO] [stdout] c8b69fb25df614425a4887bebcee0226c4d805653ef244b78d7b4b40de589b4c