[INFO] fetching crate rowboat 0.1.0... [INFO] checking rowboat-0.1.0 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170 [INFO] extracting crate rowboat 0.1.0 into /workspace/builds/worker-2-tc1/source [INFO] started tweaking crates.io crate rowboat 0.1.0 [INFO] finished tweaking crates.io crate rowboat 0.1.0 [INFO] tweaked toml for crates.io crate rowboat 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate rowboat 0.1.0 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate rowboat 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: `edition` is set on library `rowboat` which is deprecated [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded dataframe-macros v0.0.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ec00f4e2aee71696b1a9daa6c11283215b29d2b12105b6f4135d9c129c3c811f [INFO] running `Command { std: "docker" "start" "-a" "ec00f4e2aee71696b1a9daa6c11283215b29d2b12105b6f4135d9c129c3c811f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ec00f4e2aee71696b1a9daa6c11283215b29d2b12105b6f4135d9c129c3c811f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec00f4e2aee71696b1a9daa6c11283215b29d2b12105b6f4135d9c129c3c811f", kill_on_drop: false }` [INFO] [stdout] ec00f4e2aee71696b1a9daa6c11283215b29d2b12105b6f4135d9c129c3c811f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8dfcbd83f32e83e5ff7ec02ffbb01ca1e23f4aa895e9762ef1663c3a3a347b9e [INFO] running `Command { std: "docker" "start" "-a" "8dfcbd83f32e83e5ff7ec02ffbb01ca1e23f4aa895e9762ef1663c3a3a347b9e", kill_on_drop: false }` [INFO] [stderr] warning: `edition` is set on library `rowboat` which is deprecated [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling autocfg v1.3.0 [INFO] [stderr] Compiling strsim v0.11.1 [INFO] [stderr] Compiling serde v1.0.209 [INFO] [stderr] Checking regex-syntax v0.8.4 [INFO] [stderr] Checking itoa v1.0.11 [INFO] [stderr] Checking ryu v1.0.18 [INFO] [stderr] Checking iana-time-zone v0.1.60 [INFO] [stderr] Checking csv-core v0.1.11 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling syn v2.0.76 [INFO] [stderr] Checking chrono v0.4.38 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Compiling darling_core v0.20.10 [INFO] [stderr] Compiling serde_derive v1.0.209 [INFO] [stderr] Compiling darling_macro v0.20.10 [INFO] [stderr] Compiling darling v0.20.10 [INFO] [stderr] Compiling dataframe-macros v0.0.1 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Checking rowboat v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique [INFO] [stdout] --> src/dataframe/column.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 6 | #[derive(Debug, PartialEq, Clone)] [INFO] [stdout] | --------- in this derive macro expansion [INFO] [stdout] ... [INFO] [stdout] 11 | type_check: fn(&Cell) -> bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the address of the same function can vary between different codegen units [INFO] [stdout] = note: furthermore, different functions could have the same address after being merged together [INFO] [stdout] = note: for more information visit [INFO] [stdout] = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/dataframe/dataframe.rs:314:21 [INFO] [stdout] | [INFO] [stdout] 314 | pub fn to_slice(&self) -> DataSlice { [INFO] [stdout] | ^^^^^ --------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 314 | pub fn to_slice(&self) -> DataSlice<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/dataframe/dataframe.rs:318:18 [INFO] [stdout] | [INFO] [stdout] 318 | pub fn slice(&self, start: usize, stop: usize) -> Result { [INFO] [stdout] | ^^^^^ this lifetime flows to the output --------- the lifetime gets resolved as `'_` [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 318 | pub fn slice(&self, start: usize, stop: usize) -> Result, Error> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/dataframe/dataframe.rs:331:22 [INFO] [stdout] | [INFO] [stdout] 331 | pub fn col_slice(&self, cols: HashSet<&str>) -> Result { [INFO] [stdout] | ^^^^^ --------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 331 | pub fn col_slice(&self, cols: HashSet<&str>) -> Result, Error> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/dataframe/dataframe.rs:673:21 [INFO] [stdout] | [INFO] [stdout] 673 | pub fn group_by(&self, by: &str) -> DataGroup { [INFO] [stdout] | ^^^^^ --------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 673 | pub fn group_by(&self, by: &str) -> DataGroup<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/dataframe/dataslice.rs:38:18 [INFO] [stdout] | [INFO] [stdout] 38 | pub fn slice(&self, start: usize, stop: usize) -> Result { [INFO] [stdout] | ^^^^^ this lifetime flows to the output --------- the lifetime gets resolved as `'_` [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 38 | pub fn slice(&self, start: usize, stop: usize) -> Result, Error> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/dataframe/dataslice.rs:51:22 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn col_slice(&self, cols: HashSet<&str>) -> Result { [INFO] [stdout] | ^^^^^ --------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 51 | pub fn col_slice(&self, cols: HashSet<&str>) -> Result, Error> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique [INFO] [stdout] --> src/dataframe/column.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 6 | #[derive(Debug, PartialEq, Clone)] [INFO] [stdout] | --------- in this derive macro expansion [INFO] [stdout] ... [INFO] [stdout] 11 | type_check: fn(&Cell) -> bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the address of the same function can vary between different codegen units [INFO] [stdout] = note: furthermore, different functions could have the same address after being merged together [INFO] [stdout] = note: for more information visit [INFO] [stdout] = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/dataframe/dataframe.rs:314:21 [INFO] [stdout] | [INFO] [stdout] 314 | pub fn to_slice(&self) -> DataSlice { [INFO] [stdout] | ^^^^^ --------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 314 | pub fn to_slice(&self) -> DataSlice<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/dataframe/dataframe.rs:318:18 [INFO] [stdout] | [INFO] [stdout] 318 | pub fn slice(&self, start: usize, stop: usize) -> Result { [INFO] [stdout] | ^^^^^ this lifetime flows to the output --------- the lifetime gets resolved as `'_` [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 318 | pub fn slice(&self, start: usize, stop: usize) -> Result, Error> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/dataframe/dataframe.rs:331:22 [INFO] [stdout] | [INFO] [stdout] 331 | pub fn col_slice(&self, cols: HashSet<&str>) -> Result { [INFO] [stdout] | ^^^^^ --------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 331 | pub fn col_slice(&self, cols: HashSet<&str>) -> Result, Error> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/dataframe/dataframe.rs:673:21 [INFO] [stdout] | [INFO] [stdout] 673 | pub fn group_by(&self, by: &str) -> DataGroup { [INFO] [stdout] | ^^^^^ --------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 673 | pub fn group_by(&self, by: &str) -> DataGroup<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/dataframe/dataslice.rs:38:18 [INFO] [stdout] | [INFO] [stdout] 38 | pub fn slice(&self, start: usize, stop: usize) -> Result { [INFO] [stdout] | ^^^^^ this lifetime flows to the output --------- the lifetime gets resolved as `'_` [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 38 | pub fn slice(&self, start: usize, stop: usize) -> Result, Error> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/dataframe/dataslice.rs:51:22 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn col_slice(&self, cols: HashSet<&str>) -> Result { [INFO] [stdout] | ^^^^^ --------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 51 | pub fn col_slice(&self, cols: HashSet<&str>) -> Result, Error> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.93s [INFO] running `Command { std: "docker" "inspect" "8dfcbd83f32e83e5ff7ec02ffbb01ca1e23f4aa895e9762ef1663c3a3a347b9e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8dfcbd83f32e83e5ff7ec02ffbb01ca1e23f4aa895e9762ef1663c3a3a347b9e", kill_on_drop: false }` [INFO] [stdout] 8dfcbd83f32e83e5ff7ec02ffbb01ca1e23f4aa895e9762ef1663c3a3a347b9e