[INFO] fetching crate virdant 0.1.0-rc0...
[INFO] testing virdant-0.1.0-rc0 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate virdant 0.1.0-rc0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate virdant 0.1.0-rc0
[INFO] finished tweaking crates.io crate virdant 0.1.0-rc0
[INFO] tweaked toml for crates.io crate virdant 0.1.0-rc0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate virdant 0.1.0-rc0 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate virdant 0.1.0-rc0 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 02663b30f798dd37768e5781fd11d5e08794dc98d771b69a3b4cd8407cc5f277
[INFO] running `Command { std: "docker" "start" "-a" "02663b30f798dd37768e5781fd11d5e08794dc98d771b69a3b4cd8407cc5f277", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02663b30f798dd37768e5781fd11d5e08794dc98d771b69a3b4cd8407cc5f277", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02663b30f798dd37768e5781fd11d5e08794dc98d771b69a3b4cd8407cc5f277", kill_on_drop: false }`
[INFO] [stdout] 02663b30f798dd37768e5781fd11d5e08794dc98d771b69a3b4cd8407cc5f277
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3602d492732d23b5ac5759d3619126c17145aecd7ac280fc5ee9ffdcac59ce7
[INFO] running `Command { std: "docker" "start" "-a" "b3602d492732d23b5ac5759d3619126c17145aecd7ac280fc5ee9ffdcac59ce7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling either v1.11.0
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling ena v0.14.2
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling pico-args v0.5.0
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling string_cache v0.8.7
[INFO] [stderr]    Compiling petgraph v0.6.4
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling regex v1.10.4
[INFO] [stderr]    Compiling lalrpop-util v0.20.2
[INFO] [stderr]    Compiling lalrpop v0.20.2
[INFO] [stderr]    Compiling virdant v0.1.0-rc0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `check::*`
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use check::*;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/ast.rs:173:23
[INFO] [stdout]     |
[INFO] [stdout] 173 |     pub fn get(&self, name: &str) -> Option<&NamedItem> {
[INFO] [stdout]     |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `component_name`
[INFO] [stdout]    --> src/ast.rs:193:31
[INFO] [stdout]     |
[INFO] [stdout] 193 |     pub fn connect_for(&self, component_name: &str) -> Connect {
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_component_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/ast.rs:61:22
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub struct Submodule(Ident, Ident);
[INFO] [stdout]    |            --------- ^^^^^  ^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            fields in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing these fields
[INFO] [stdout]    = note: `Submodule` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ast.rs:173:16
[INFO] [stdout]     |
[INFO] [stdout] 173 |     pub fn get(&self, name: &str) -> Option<&NamedItem> {
[INFO] [stdout]     |                ^^^^^                        ^^^^^^^^^^
[INFO] [stdout]     |                |                            ||
[INFO] [stdout]     |                |                            |the same lifetime is hidden here
[INFO] [stdout]     |                |                            the same lifetime is elided here
[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] 173 |     pub fn get(&self, name: &str) -> Option<&NamedItem<'_>> {
[INFO] [stdout]     |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 58.80s
[INFO] running `Command { std: "docker" "inspect" "b3602d492732d23b5ac5759d3619126c17145aecd7ac280fc5ee9ffdcac59ce7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3602d492732d23b5ac5759d3619126c17145aecd7ac280fc5ee9ffdcac59ce7", kill_on_drop: false }`
[INFO] [stdout] b3602d492732d23b5ac5759d3619126c17145aecd7ac280fc5ee9ffdcac59ce7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5f747908d9dbf5d70998e10e9c670a601a1cf359c7f67e76dcfbbe9dba84312f
[INFO] running `Command { std: "docker" "start" "-a" "5f747908d9dbf5d70998e10e9c670a601a1cf359c7f67e76dcfbbe9dba84312f", kill_on_drop: false }`
[INFO] [stderr]    Compiling virdant v0.1.0-rc0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `check::*`
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use check::*;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/ast.rs:173:23
[INFO] [stdout]     |
[INFO] [stdout] 173 |     pub fn get(&self, name: &str) -> Option<&NamedItem> {
[INFO] [stdout]     |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `component_name`
[INFO] [stdout]    --> src/ast.rs:193:31
[INFO] [stdout]     |
[INFO] [stdout] 193 |     pub fn connect_for(&self, component_name: &str) -> Connect {
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_component_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/ast.rs:61:22
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub struct Submodule(Ident, Ident);
[INFO] [stdout]    |            --------- ^^^^^  ^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            fields in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing these fields
[INFO] [stdout]    = note: `Submodule` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ast.rs:173:16
[INFO] [stdout]     |
[INFO] [stdout] 173 |     pub fn get(&self, name: &str) -> Option<&NamedItem> {
[INFO] [stdout]     |                ^^^^^                        ^^^^^^^^^^
[INFO] [stdout]     |                |                            ||
[INFO] [stdout]     |                |                            |the same lifetime is hidden here
[INFO] [stdout]     |                |                            the same lifetime is elided here
[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] 173 |     pub fn get(&self, name: &str) -> Option<&NamedItem<'_>> {
[INFO] [stdout]     |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.54s
[INFO] running `Command { std: "docker" "inspect" "5f747908d9dbf5d70998e10e9c670a601a1cf359c7f67e76dcfbbe9dba84312f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f747908d9dbf5d70998e10e9c670a601a1cf359c7f67e76dcfbbe9dba84312f", kill_on_drop: false }`
[INFO] [stdout] 5f747908d9dbf5d70998e10e9c670a601a1cf359c7f67e76dcfbbe9dba84312f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 67bcd0600d9413ad5da552e8663e279c9ab5cccb7e523cb051e8b7e0967026c0
[INFO] running `Command { std: "docker" "start" "-a" "67bcd0600d9413ad5da552e8663e279c9ab5cccb7e523cb051e8b7e0967026c0", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `check::*`
[INFO] [stderr]   --> src/main.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use check::*;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]    --> src/ast.rs:173:23
[INFO] [stderr]     |
[INFO] [stderr] 173 |     pub fn get(&self, name: &str) -> Option<&NamedItem> {
[INFO] [stderr]     |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `component_name`
[INFO] [stderr]    --> src/ast.rs:193:31
[INFO] [stderr]     |
[INFO] [stderr] 193 |     pub fn connect_for(&self, component_name: &str) -> Connect {
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_component_name`
[INFO] [stderr] 
[INFO] [stderr] warning: fields `0` and `1` are never read
[INFO] [stderr]   --> src/ast.rs:61:22
[INFO] [stderr]    |
[INFO] [stderr] 61 | pub struct Submodule(Ident, Ident);
[INFO] [stderr]    |            --------- ^^^^^  ^^^^^
[INFO] [stderr]    |            |
[INFO] [stderr]    |            fields in this struct
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider removing these fields
[INFO] [stderr]    = note: `Submodule` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/ast.rs:173:16
[INFO] [stderr]     |
[INFO] [stderr] 173 |     pub fn get(&self, name: &str) -> Option<&NamedItem> {
[INFO] [stderr]     |                ^^^^^                        ^^^^^^^^^^
[INFO] [stderr]     |                |                            ||
[INFO] [stderr]     |                |                            |the same lifetime is hidden here
[INFO] [stderr]     |                |                            the same lifetime is elided here
[INFO] [stderr]     |                the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 173 |     pub fn get(&self, name: &str) -> Option<&NamedItem<'_>> {
[INFO] [stderr]     |                                                       ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `virdant` (bin "virdant" test) generated 5 warnings (run `cargo fix --bin "virdant" -p virdant --tests` to apply 4 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/virdant-ef916cdc47434524)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test ast::path_tests ... ok
[INFO] [stdout] test test_parse_package ... ok
[INFO] [stdout] test test_parse_exprs ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "67bcd0600d9413ad5da552e8663e279c9ab5cccb7e523cb051e8b7e0967026c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67bcd0600d9413ad5da552e8663e279c9ab5cccb7e523cb051e8b7e0967026c0", kill_on_drop: false }`
[INFO] [stdout] 67bcd0600d9413ad5da552e8663e279c9ab5cccb7e523cb051e8b7e0967026c0
