[INFO] fetching crate swamp-modules 0.2.26...
[INFO] testing swamp-modules-0.2.26 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate swamp-modules 0.2.26 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate swamp-modules 0.2.26
[INFO] finished tweaking crates.io crate swamp-modules 0.2.26
[INFO] tweaked toml for crates.io crate swamp-modules 0.2.26 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate swamp-modules 0.2.26 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate swamp-modules 0.2.26 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" "+b83b707f97d809763b7861afa7638871f3339a33" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8bf8a30bf53382a81659921bf119c073f941596c3204e3a2ad05d20a9f8f2438
[INFO] running `Command { std: "docker" "start" "-a" "8bf8a30bf53382a81659921bf119c073f941596c3204e3a2ad05d20a9f8f2438", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8bf8a30bf53382a81659921bf119c073f941596c3204e3a2ad05d20a9f8f2438", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bf8a30bf53382a81659921bf119c073f941596c3204e3a2ad05d20a9f8f2438", kill_on_drop: false }`
[INFO] [stdout] 8bf8a30bf53382a81659921bf119c073f941596c3204e3a2ad05d20a9f8f2438
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05140427c40be4906ec096cf1d8e860be8f71b724bec14d8b5837596ad897945
[INFO] running `Command { std: "docker" "start" "-a" "05140427c40be4906ec096cf1d8e860be8f71b724bec14d8b5837596ad897945", kill_on_drop: false }`
[INFO] [stderr]    Compiling source-map-node v0.0.1
[INFO] [stderr]    Compiling seq-map v0.0.14
[INFO] [stderr]    Compiling seq-fmt v0.0.1
[INFO] [stderr]    Compiling fixed32 v0.0.18
[INFO] [stderr]    Compiling tiny-ver v0.1.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling swamp-attributes v0.2.26
[INFO] [stderr]    Compiling swamp-symbol v0.2.26
[INFO] [stderr]    Compiling swamp-refs v0.2.26
[INFO] [stderr]    Compiling swamp-types v0.2.26
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling swamp-semantic v0.2.26
[INFO] [stderr]    Compiling swamp-modules v0.2.26 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/symtbl.rs:305:9
[INFO] [stdout]     |
[INFO] [stdout] 305 |         name: &str,
[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: `name`
[INFO] [stdout]    --> src/symtbl.rs:322:9
[INFO] [stdout]     |
[INFO] [stdout] 322 |         name: &str,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `insert_definition` is never used
[INFO] [stdout]    --> src/symtbl.rs:431:8
[INFO] [stdout]     |
[INFO] [stdout] 149 | impl DefinitionTable {
[INFO] [stdout]     | -------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 431 |     fn insert_definition(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/modules.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout] 110 | /         self.file_id_to_module
[INFO] [stdout] 111 | |             .insert(module.file_id, module.clone());
[INFO] [stdout]     | |___________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 110 |         let _ = self.file_id_to_module
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.88s
[INFO] running `Command { std: "docker" "inspect" "05140427c40be4906ec096cf1d8e860be8f71b724bec14d8b5837596ad897945", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05140427c40be4906ec096cf1d8e860be8f71b724bec14d8b5837596ad897945", kill_on_drop: false }`
[INFO] [stdout] 05140427c40be4906ec096cf1d8e860be8f71b724bec14d8b5837596ad897945
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a4b2f6fae3dd700b6d17619add8089c64adf59e8674ee32f29b164bf0c6f2b7
[INFO] running `Command { std: "docker" "start" "-a" "0a4b2f6fae3dd700b6d17619add8089c64adf59e8674ee32f29b164bf0c6f2b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling swamp-modules v0.2.26 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/symtbl.rs:305:9
[INFO] [stdout]     |
[INFO] [stdout] 305 |         name: &str,
[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: `name`
[INFO] [stdout]    --> src/symtbl.rs:322:9
[INFO] [stdout]     |
[INFO] [stdout] 322 |         name: &str,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `insert_definition` is never used
[INFO] [stdout]    --> src/symtbl.rs:431:8
[INFO] [stdout]     |
[INFO] [stdout] 149 | impl DefinitionTable {
[INFO] [stdout]     | -------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 431 |     fn insert_definition(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/modules.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout] 110 | /         self.file_id_to_module
[INFO] [stdout] 111 | |             .insert(module.file_id, module.clone());
[INFO] [stdout]     | |___________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 110 |         let _ = self.file_id_to_module
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/symtbl.rs:305:9
[INFO] [stdout]     |
[INFO] [stdout] 305 |         name: &str,
[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: `name`
[INFO] [stdout]    --> src/symtbl.rs:322:9
[INFO] [stdout]     |
[INFO] [stdout] 322 |         name: &str,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `insert_definition` is never used
[INFO] [stdout]    --> src/symtbl.rs:431:8
[INFO] [stdout]     |
[INFO] [stdout] 149 | impl DefinitionTable {
[INFO] [stdout]     | -------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 431 |     fn insert_definition(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/modules.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout] 110 | /         self.file_id_to_module
[INFO] [stdout] 111 | |             .insert(module.file_id, module.clone());
[INFO] [stdout]     | |___________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 110 |         let _ = self.file_id_to_module
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "0a4b2f6fae3dd700b6d17619add8089c64adf59e8674ee32f29b164bf0c6f2b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a4b2f6fae3dd700b6d17619add8089c64adf59e8674ee32f29b164bf0c6f2b7", kill_on_drop: false }`
[INFO] [stdout] 0a4b2f6fae3dd700b6d17619add8089c64adf59e8674ee32f29b164bf0c6f2b7
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 18d9fe4bedb6dada0a2c01ad2a6eaa8c0a8a4621748d7daea48cb2900b72808a
[INFO] running `Command { std: "docker" "start" "-a" "18d9fe4bedb6dada0a2c01ad2a6eaa8c0a8a4621748d7daea48cb2900b72808a", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]    --> src/symtbl.rs:305:9
[INFO] [stderr]     |
[INFO] [stderr] 305 |         name: &str,
[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: `name`
[INFO] [stderr]    --> src/symtbl.rs:322:9
[INFO] [stderr]     |
[INFO] [stderr] 322 |         name: &str,
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: method `insert_definition` is never used
[INFO] [stderr]    --> src/symtbl.rs:431:8
[INFO] [stderr]     |
[INFO] [stderr] 149 | impl DefinitionTable {
[INFO] [stderr]     | -------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 431 |     fn insert_definition(
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/modules.rs:110:9
[INFO] [stderr]     |
[INFO] [stderr] 110 | /         self.file_id_to_module
[INFO] [stderr] 111 | |             .insert(module.file_id, module.clone());
[INFO] [stderr]     | |___________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 110 |         let _ = self.file_id_to_module
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `swamp-modules` (lib) generated 4 warnings
[INFO] [stderr] warning: `swamp-modules` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/swamp_modules-622357404e38bbbe)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests swamp_modules
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "18d9fe4bedb6dada0a2c01ad2a6eaa8c0a8a4621748d7daea48cb2900b72808a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18d9fe4bedb6dada0a2c01ad2a6eaa8c0a8a4621748d7daea48cb2900b72808a", kill_on_drop: false }`
[INFO] [stdout] 18d9fe4bedb6dada0a2c01ad2a6eaa8c0a8a4621748d7daea48cb2900b72808a