[INFO] fetching crate ugdb 0.1.12...
[INFO] checking ugdb-0.1.12 against try#93086cfebfccb79083c59d0d3b2052944bba643c for pr-146440-1
[INFO] extracting crate ugdb 0.1.12 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate ugdb 0.1.12
[INFO] finished tweaking crates.io crate ugdb 0.1.12
[INFO] tweaked toml for crates.io crate ugdb 0.1.12 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ugdb 0.1.12 on toolchain 93086cfebfccb79083c59d0d3b2052944bba643c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ugdb 0.1.12 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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1597326c207cd50584de5a01519b6d56ab81283aaa7dc5a969a9a1624234d72f
[INFO] running `Command { std: "docker" "start" "-a" "1597326c207cd50584de5a01519b6d56ab81283aaa7dc5a969a9a1624234d72f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1597326c207cd50584de5a01519b6d56ab81283aaa7dc5a969a9a1624234d72f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1597326c207cd50584de5a01519b6d56ab81283aaa7dc5a969a9a1624234d72f", kill_on_drop: false }`
[INFO] [stdout] 1597326c207cd50584de5a01519b6d56ab81283aaa7dc5a969a9a1624234d72f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e7cc80638badb5f83ad2c5bb60779b0641b3d400fa7d676015a3fe2b1e31d46
[INFO] running `Command { std: "docker" "start" "-a" "1e7cc80638badb5f83ad2c5bb60779b0641b3d400fa7d676015a3fe2b1e31d46", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.170
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling serde v1.0.218
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling num-complex v0.1.44
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]    Compiling ndarray v0.8.4
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]     Checking itertools v0.5.10
[INFO] [stderr]    Compiling cc v1.2.16
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking smallvec v1.14.0
[INFO] [stderr]     Checking str_indices v0.4.4
[INFO] [stderr]     Checking chrono v0.4.40
[INFO] [stderr]     Checking miniz_oxide v0.8.5
[INFO] [stderr]    Compiling quote v1.0.39
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]    Compiling plist v0.2.4
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]     Checking base64 v0.8.0
[INFO] [stderr]     Checking ropey v1.6.1
[INFO] [stderr]     Checking xml-rs v0.7.0
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling syn v2.0.99
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]     Checking utf8parse v0.1.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking log v0.4.26
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking flate2 v1.1.0
[INFO] [stderr]     Checking regex-syntax v0.4.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking addr2line v0.24.2
[INFO] [stderr]     Checking vte v0.3.3
[INFO] [stderr]     Checking object v0.36.7
[INFO] [stderr]     Checking glob v0.3.2
[INFO] [stderr]     Checking json v0.11.15
[INFO] [stderr]     Checking parse_int v0.5.0
[INFO] [stderr]     Checking nom v2.2.1
[INFO] [stderr]    Compiling onig_sys v68.2.1
[INFO] [stderr]     Checking termion v1.5.6
[INFO] [stderr]     Checking nix v0.24.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking unix_socket v0.5.0
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]    Compiling derive_more v0.14.1
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]     Checking flexi_logger v0.11.5
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]    Compiling serde_derive v1.0.218
[INFO] [stderr]     Checking backtrace v0.3.74
[INFO] [stderr]     Checking raw_tty v0.1.0
[INFO] [stderr]    Compiling ugdb v0.1.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking unsegen v0.3.1
[INFO] [stderr]     Checking onig v3.2.2
[INFO] [stderr]     Checking unsegen_terminal v0.3.2
[INFO] [stderr]     Checking unsegen_signals v0.3.0
[INFO] [stderr]     Checking unsegen_jsonviewer v0.3.0
[INFO] [stderr]     Checking syntect v2.1.0
[INFO] [stderr]     Checking unsegen_pager v0.3.0
[INFO] [stdout] error: struct `MessageSink` is never constructed
[INFO] [stdout]    --> src/main.rs:215:12
[INFO] [stdout]     |
[INFO] [stdout] 215 | pub struct MessageSink {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]     = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/gdb_expression_parsing/mod.rs:9:39
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn parse_gdb_value(result_string: &str) -> Result<Node, ParseError> {
[INFO] [stdout]   |                                       ^^^^            ^^^^ the same lifetime is hidden here
[INFO] [stdout]   |                                       |
[INFO] [stdout]   |                                       the lifetime is elided here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]   = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn parse_gdb_value(result_string: &str) -> Result<Node<'_>, ParseError> {
[INFO] [stdout]   |                                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ugdb` (bin "ugdb") due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: struct `MessageSink` is never constructed
[INFO] [stdout]    --> src/main.rs:215:12
[INFO] [stdout]     |
[INFO] [stdout] 215 | pub struct MessageSink {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]     = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/gdb_expression_parsing/mod.rs:9:39
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn parse_gdb_value(result_string: &str) -> Result<Node, ParseError> {
[INFO] [stdout]   |                                       ^^^^            ^^^^ the same lifetime is hidden here
[INFO] [stdout]   |                                       |
[INFO] [stdout]   |                                       the lifetime is elided here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]   = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn parse_gdb_value(result_string: &str) -> Result<Node<'_>, ParseError> {
[INFO] [stdout]   |                                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ugdb` (bin "ugdb" test) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "1e7cc80638badb5f83ad2c5bb60779b0641b3d400fa7d676015a3fe2b1e31d46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e7cc80638badb5f83ad2c5bb60779b0641b3d400fa7d676015a3fe2b1e31d46", kill_on_drop: false }`
[INFO] [stdout] 1e7cc80638badb5f83ad2c5bb60779b0641b3d400fa7d676015a3fe2b1e31d46
