[INFO] fetching crate rust-parser 0.1.2...
[INFO] building rust-parser-0.1.2 against master#44f415c1d617ebc7b931a243b7b321ef8a6ca47c for pr-142134-abi-ast-error
[INFO] extracting crate rust-parser 0.1.2 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate rust-parser 0.1.2 on toolchain 44f415c1d617ebc7b931a243b7b321ef8a6ca47c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust-parser 0.1.2
[INFO] finished tweaking crates.io crate rust-parser 0.1.2
[INFO] tweaked toml for crates.io crate rust-parser 0.1.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 402c104aaf4066fb4a383a3ced12172c51cbe9611bbc5fc932da1a4a5d4de20b
[INFO] running `Command { std: "docker" "start" "-a" "402c104aaf4066fb4a383a3ced12172c51cbe9611bbc5fc932da1a4a5d4de20b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "402c104aaf4066fb4a383a3ced12172c51cbe9611bbc5fc932da1a4a5d4de20b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "402c104aaf4066fb4a383a3ced12172c51cbe9611bbc5fc932da1a4a5d4de20b", kill_on_drop: false }`
[INFO] [stdout] 402c104aaf4066fb4a383a3ced12172c51cbe9611bbc5fc932da1a4a5d4de20b
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1abca36f2b1635848ce037b6fd9901f1cfc01af605396d004f55c130b5093940
[INFO] running `Command { std: "docker" "start" "-a" "1abca36f2b1635848ce037b6fd9901f1cfc01af605396d004f55c130b5093940", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-parser v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]   --> src/lib.rs:13:21
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn get_abs_path(file: &str) {
[INFO] [stdout]    |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `get_abs_path` is never used
[INFO] [stdout]   --> src/lib.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl RustParser {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 12 |     /// Get Absolute path from a relative one
[INFO] [stdout] 13 |     fn get_abs_path(file: &str) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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/lib.rs:31:37
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn get_ber_tlv_parser(file: &str) -> BerTlv {
[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] 31 |     pub fn get_ber_tlv_parser(file: &str) -> BerTlv<'_> {
[INFO] [stdout]    |                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/lib.rs:49:35
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn get_kdump_parser(file: &str) -> Kdump {
[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] 49 |     pub fn get_kdump_parser(file: &str) -> Kdump<'_> {
[INFO] [stdout]    |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/ber_tlv/mod.rs:38:30
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub(crate) fn new(file: &'a str) -> BerTlv {
[INFO] [stdout]    |                              ^^         ------ the lifetime gets resolved as `'a`
[INFO] [stdout]    |                              |
[INFO] [stdout]    |                              this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub(crate) fn new(file: &'a str) -> BerTlv<'a> {
[INFO] [stdout]    |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "1abca36f2b1635848ce037b6fd9901f1cfc01af605396d004f55c130b5093940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1abca36f2b1635848ce037b6fd9901f1cfc01af605396d004f55c130b5093940", kill_on_drop: false }`
[INFO] [stdout] 1abca36f2b1635848ce037b6fd9901f1cfc01af605396d004f55c130b5093940
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4031949db1ba75c75f4f5ab6de2ae7a41dd5d6e3ddea25f42aed47a2544e0aff
[INFO] running `Command { std: "docker" "start" "-a" "4031949db1ba75c75f4f5ab6de2ae7a41dd5d6e3ddea25f42aed47a2544e0aff", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]   --> src/lib.rs:13:21
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn get_abs_path(file: &str) {
[INFO] [stdout]    |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rust-parser v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `get_abs_path` is never used
[INFO] [stdout]   --> src/lib.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl RustParser {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 12 |     /// Get Absolute path from a relative one
[INFO] [stdout] 13 |     fn get_abs_path(file: &str) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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/lib.rs:31:37
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn get_ber_tlv_parser(file: &str) -> BerTlv {
[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] 31 |     pub fn get_ber_tlv_parser(file: &str) -> BerTlv<'_> {
[INFO] [stdout]    |                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/lib.rs:49:35
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn get_kdump_parser(file: &str) -> Kdump {
[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] 49 |     pub fn get_kdump_parser(file: &str) -> Kdump<'_> {
[INFO] [stdout]    |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/ber_tlv/mod.rs:38:30
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub(crate) fn new(file: &'a str) -> BerTlv {
[INFO] [stdout]    |                              ^^         ------ the lifetime gets resolved as `'a`
[INFO] [stdout]    |                              |
[INFO] [stdout]    |                              this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub(crate) fn new(file: &'a str) -> BerTlv<'a> {
[INFO] [stdout]    |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]   --> src/lib.rs:13:21
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn get_abs_path(file: &str) {
[INFO] [stdout]    |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `get_abs_path` is never used
[INFO] [stdout]   --> src/lib.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl RustParser {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 12 |     /// Get Absolute path from a relative one
[INFO] [stdout] 13 |     fn get_abs_path(file: &str) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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/lib.rs:31:37
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn get_ber_tlv_parser(file: &str) -> BerTlv {
[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] 31 |     pub fn get_ber_tlv_parser(file: &str) -> BerTlv<'_> {
[INFO] [stdout]    |                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/lib.rs:49:35
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn get_kdump_parser(file: &str) -> Kdump {
[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] 49 |     pub fn get_kdump_parser(file: &str) -> Kdump<'_> {
[INFO] [stdout]    |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/ber_tlv/mod.rs:38:30
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub(crate) fn new(file: &'a str) -> BerTlv {
[INFO] [stdout]    |                              ^^         ------ the lifetime gets resolved as `'a`
[INFO] [stdout]    |                              |
[INFO] [stdout]    |                              this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub(crate) fn new(file: &'a str) -> BerTlv<'a> {
[INFO] [stdout]    |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "4031949db1ba75c75f4f5ab6de2ae7a41dd5d6e3ddea25f42aed47a2544e0aff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4031949db1ba75c75f4f5ab6de2ae7a41dd5d6e3ddea25f42aed47a2544e0aff", kill_on_drop: false }`
[INFO] [stdout] 4031949db1ba75c75f4f5ab6de2ae7a41dd5d6e3ddea25f42aed47a2544e0aff