[INFO] fetching crate nameless-clap_up 0.0.0...
[INFO] testing nameless-clap_up-0.0.0 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate nameless-clap_up 0.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate nameless-clap_up 0.0.0 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nameless-clap_up 0.0.0
[INFO] finished tweaking crates.io crate nameless-clap_up 0.0.0
[INFO] tweaked toml for crates.io crate nameless-clap_up 0.0.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cargo-up v0.0.4
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] da0d3c2d8edba57ad31f65c9c3964bb883afa658aaaa9dad233ab2370d547277
[INFO] running `Command { std: "docker" "start" "-a" "da0d3c2d8edba57ad31f65c9c3964bb883afa658aaaa9dad233ab2370d547277", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da0d3c2d8edba57ad31f65c9c3964bb883afa658aaaa9dad233ab2370d547277", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da0d3c2d8edba57ad31f65c9c3964bb883afa658aaaa9dad233ab2370d547277", kill_on_drop: false }`
[INFO] [stdout] da0d3c2d8edba57ad31f65c9c3964bb883afa658aaaa9dad233ab2370d547277
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dbf58aa5c2dd72daec9a1af4372fc33b88bdf581130044ade2d32cc1f380f0a5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "dbf58aa5c2dd72daec9a1af4372fc33b88bdf581130044ade2d32cc1f380f0a5", 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] [stderr]    Compiling ryu v1.0.5
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[INFO] [stderr]    Compiling parking_lot v0.11.1
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[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling smol_str v0.1.17
[INFO] [stderr]    Compiling triomphe v0.1.2
[INFO] [stderr]    Compiling tracing-serde v0.1.2
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[INFO] [stderr]    Compiling url v2.2.2
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[INFO] [stderr]    Compiling rowan v0.10.6
[INFO] [stderr]    Compiling ra_ap_cfg v0.0.16
[INFO] [stderr]    Compiling ra_ap_test_utils v0.0.16
[INFO] [stderr]    Compiling tracing-subscriber v0.2.18
[INFO] [stderr]    Compiling cargo_metadata v0.11.4
[INFO] [stderr]    Compiling ra_ap_proc_macro_api v0.0.16
[INFO] [stderr]    Compiling lsp-server v0.3.4
[INFO] [stderr]    Compiling lsp-types v0.81.0
[INFO] [stderr]    Compiling ra_ap_syntax v0.0.16
[INFO] [stderr]    Compiling ra_ap_flycheck v0.0.16
[INFO] [stderr]    Compiling tracing-tree v0.1.9
[INFO] [stderr]    Compiling chalk-solve v0.27.0
[INFO] [stderr]    Compiling ra_ap_mbe v0.0.16
[INFO] [stderr]    Compiling ra_ap_base_db v0.0.16
[INFO] [stderr]    Compiling rust-visitor v0.2.1
[INFO] [stderr]    Compiling ra_ap_project_model v0.0.16
[INFO] [stderr]    Compiling ra_ap_hir_expand v0.0.16
[INFO] [stderr]    Compiling ra_ap_proc_macro_srv v0.0.16
[INFO] [stderr]    Compiling ra_ap_hir_def v0.0.16
[INFO] [stderr]    Compiling chalk-recursive v0.27.0
[INFO] [stderr]    Compiling ra_ap_hir_ty v0.0.16
[INFO] [stderr]    Compiling ra_ap_hir v0.0.16
[INFO] [stderr]    Compiling ra_ap_ide_db v0.0.16
[INFO] [stderr]    Compiling ra_ap_assists v0.0.16
[INFO] [stderr]    Compiling ra_ap_ssr v0.0.16
[INFO] [stderr]    Compiling ra_ap_ide v0.0.16
[INFO] [stderr]    Compiling cargo-up v0.0.4
[INFO] [stderr]    Compiling nameless-clap_up v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `name_ref`
[INFO] [stdout]   --> src/lib.rs:99:17
[INFO] [stdout]    |
[INFO] [stdout] 99 |     if let Some(name_ref) = method_call_expr.name_ref() {
[INFO] [stdout]    |                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_name_ref`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `upgrader`
[INFO] [stdout]   --> src/lib.rs:95:5
[INFO] [stdout]    |
[INFO] [stdout] 95 |     upgrader: &mut Upgrader,
[INFO] [stdout]    |     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_upgrader`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `semantics`
[INFO] [stdout]   --> src/lib.rs:97:5
[INFO] [stdout]    |
[INFO] [stdout] 97 |     semantics: &Semantics,
[INFO] [stdout]    |     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_semantics`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 21s
[INFO] running `Command { std: "docker" "inspect" "dbf58aa5c2dd72daec9a1af4372fc33b88bdf581130044ade2d32cc1f380f0a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbf58aa5c2dd72daec9a1af4372fc33b88bdf581130044ade2d32cc1f380f0a5", kill_on_drop: false }`
[INFO] [stdout] dbf58aa5c2dd72daec9a1af4372fc33b88bdf581130044ade2d32cc1f380f0a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1fc7ff35d47c4686183da42acade11b73fca20237bd73834d330f859d234f1ba
[INFO] running `Command { std: "docker" "start" "-a" "1fc7ff35d47c4686183da42acade11b73fca20237bd73834d330f859d234f1ba", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `name_ref`
[INFO] [stdout]   --> src/lib.rs:99:17
[INFO] [stdout]    |
[INFO] [stdout] 99 |     if let Some(name_ref) = method_call_expr.name_ref() {
[INFO] [stdout]    |                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_name_ref`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `upgrader`
[INFO] [stdout]   --> src/lib.rs:95:5
[INFO] [stdout]    |
[INFO] [stdout] 95 |     upgrader: &mut Upgrader,
[INFO] [stdout]    |     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_upgrader`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `semantics`
[INFO] [stdout]   --> src/lib.rs:97:5
[INFO] [stdout]    |
[INFO] [stdout] 97 |     semantics: &Semantics,
[INFO] [stdout]    |     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_semantics`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling nameless-clap_up v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `name_ref`
[INFO] [stdout]   --> src/lib.rs:99:17
[INFO] [stdout]    |
[INFO] [stdout] 99 |     if let Some(name_ref) = method_call_expr.name_ref() {
[INFO] [stdout]    |                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_name_ref`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `upgrader`
[INFO] [stdout]   --> src/lib.rs:95:5
[INFO] [stdout]    |
[INFO] [stdout] 95 |     upgrader: &mut Upgrader,
[INFO] [stdout]    |     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_upgrader`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `semantics`
[INFO] [stdout]   --> src/lib.rs:97:5
[INFO] [stdout]    |
[INFO] [stdout] 97 |     semantics: &Semantics,
[INFO] [stdout]    |     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_semantics`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.85s
[INFO] running `Command { std: "docker" "inspect" "1fc7ff35d47c4686183da42acade11b73fca20237bd73834d330f859d234f1ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fc7ff35d47c4686183da42acade11b73fca20237bd73834d330f859d234f1ba", kill_on_drop: false }`
[INFO] [stdout] 1fc7ff35d47c4686183da42acade11b73fca20237bd73834d330f859d234f1ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 18654180b119fd8800ce6ac1e5f1829687951945929af21fcc83f82f4ec4f079
[INFO] running `Command { std: "docker" "start" "-a" "18654180b119fd8800ce6ac1e5f1829687951945929af21fcc83f82f4ec4f079", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `name_ref`
[INFO] [stderr]   --> src/lib.rs:99:17
[INFO] [stderr]    |
[INFO] [stderr] 99 |     if let Some(name_ref) = method_call_expr.name_ref() {
[INFO] [stderr]    |                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_name_ref`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `upgrader`
[INFO] [stderr]   --> src/lib.rs:95:5
[INFO] [stderr]    |
[INFO] [stderr] 95 |     upgrader: &mut Upgrader,
[INFO] [stderr]    |     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_upgrader`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `semantics`
[INFO] [stderr]   --> src/lib.rs:97:5
[INFO] [stderr]    |
[INFO] [stderr] 97 |     semantics: &Semantics,
[INFO] [stderr]    |     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_semantics`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name_ref`
[INFO] [stderr]   --> src/lib.rs:99:17
[INFO] [stderr]    |
[INFO] [stderr] 99 |     if let Some(name_ref) = method_call_expr.name_ref() {
[INFO] [stderr]    |                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_name_ref`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `upgrader`
[INFO] [stderr]   --> src/lib.rs:95:5
[INFO] [stderr]    |
[INFO] [stderr] 95 |     upgrader: &mut Upgrader,
[INFO] [stderr]    |     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_upgrader`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `semantics`
[INFO] [stderr]   --> src/lib.rs:97:5
[INFO] [stderr]    |
[INFO] [stderr] 97 |     semantics: &Semantics,
[INFO] [stderr]    |     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_semantics`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nameless_clap_up-567ae64c6d06cd68)
[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 nameless-clap_up
[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" "18654180b119fd8800ce6ac1e5f1829687951945929af21fcc83f82f4ec4f079", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18654180b119fd8800ce6ac1e5f1829687951945929af21fcc83f82f4ec4f079", kill_on_drop: false }`
[INFO] [stdout] 18654180b119fd8800ce6ac1e5f1829687951945929af21fcc83f82f4ec4f079