[INFO] cloning repository https://github.com/robinei/SeaOfNodes [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/robinei/SeaOfNodes" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobinei%2FSeaOfNodes", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobinei%2FSeaOfNodes'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3143073082ae952f9b8a37a29ad98481b3b0d323 [INFO] checking robinei/SeaOfNodes against try#38c2997544af84fe301d600d6896397738163002 for pr-154205-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobinei%2FSeaOfNodes" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/robinei/SeaOfNodes [INFO] finished tweaking git repo https://github.com/robinei/SeaOfNodes [INFO] tweaked toml for git repo https://github.com/robinei/SeaOfNodes written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/robinei/SeaOfNodes on toolchain 38c2997544af84fe301d600d6896397738163002 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38c2997544af84fe301d600d6896397738163002" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/robinei/SeaOfNodes 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" "+38c2997544af84fe301d600d6896397738163002" "fetch" "--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: "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" "+38c2997544af84fe301d600d6896397738163002" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b5dac016b9473c08f8dfec133a9767ba8a1dc28c516365e88acfadf407ce9557 [INFO] running `Command { std: "docker" "start" "-a" "b5dac016b9473c08f8dfec133a9767ba8a1dc28c516365e88acfadf407ce9557", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b5dac016b9473c08f8dfec133a9767ba8a1dc28c516365e88acfadf407ce9557", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b5dac016b9473c08f8dfec133a9767ba8a1dc28c516365e88acfadf407ce9557", kill_on_drop: false }` [INFO] [stdout] b5dac016b9473c08f8dfec133a9767ba8a1dc28c516365e88acfadf407ce9557 [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" "+38c2997544af84fe301d600d6896397738163002" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1586d772da32c7a5e9c77088b570b987e56cdff28a87056140d5c169dc70b8fb [INFO] running `Command { std: "docker" "start" "-a" "1586d772da32c7a5e9c77088b570b987e56cdff28a87056140d5c169dc70b8fb", kill_on_drop: false }` [INFO] [stderr] Checking 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{"crate":"main","loc":"src/types.rs:1604:19","p":1,"ph":1,"wa":0,"pa":0,"a":1,"pos":1,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":1,"a_opt":1,"sz_no_dedup":16,"sz_old":16,"sz_opt":16} [INFO] [stderr] [FMTARGS] {"crate":"main","loc":"src/types.rs:1634:17","p":2,"ph":1,"wa":0,"pa":0,"a":1,"pos":1,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":1,"a_opt":1,"sz_no_dedup":16,"sz_old":16,"sz_opt":16} [INFO] [stderr] [FMTARGS] {"crate":"main","loc":"src/types.rs:1641:17","p":2,"ph":1,"wa":0,"pa":0,"a":1,"pos":1,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":1,"a_opt":1,"sz_no_dedup":16,"sz_old":16,"sz_opt":16} [INFO] [stderr] [FMTARGS] {"crate":"main","loc":"src/main.rs:570:24","p":1,"ph":0,"wa":0,"pa":0,"a":0,"pos":0,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":0,"a_opt":0,"sz_no_dedup":0,"sz_old":0,"sz_opt":0} [INFO] [stderr] [FMTARGS] {"crate":"main","loc":"src/main.rs:762:23","p":1,"ph":0,"wa":0,"pa":0,"a":0,"pos":0,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":0,"a_opt":0,"sz_no_dedup":0,"sz_old":0,"sz_opt":0} [INFO] [stderr] [FMTARGS] {"crate":"main","loc":"src/main.rs:765:19","p":1,"ph":1,"wa":0,"pa":0,"a":1,"pos":1,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":1,"a_opt":1,"sz_no_dedup":16,"sz_old":16,"sz_opt":16} [INFO] [stdout] warning: fields `node_outputs`, `list_entries`, and `interned_list_entries` are never read [INFO] [stdout] --> src/main.rs:215:5 [INFO] [stdout] | [INFO] [stdout] 213 | pub struct IRBuilder { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 214 | nodes: Vec, [INFO] [stdout] 215 | node_outputs: Vec, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 216 | list_entries: Vec, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 217 | interned_nodes: HashMap, [INFO] [stdout] 218 | interned_list_entries: HashMap, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `get` is never used [INFO] [stdout] --> src/symbols.rs:35:8 [INFO] [stdout] | [INFO] [stdout] 14 | impl SymbolTable { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 35 | fn get(&self, id: SymbolId) -> Option<&str> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `symbol_name` is never used [INFO] [stdout] --> src/symbols.rs:59:8 [INFO] [stdout] | [INFO] [stdout] 59 | pub fn symbol_name(id: SymbolId) -> Option { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/main.rs:243:49 [INFO] [stdout] | [INFO] [stdout] 243 | fn resolve<'a>(&'a self, node: &'a Node) -> &Node { [INFO] [stdout] | -- -- ^^^^^ the same lifetime is elided here [INFO] [stdout] | | | [INFO] [stdout] | | the lifetime is named here [INFO] [stdout] | the lifetime is named 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: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 243 | fn resolve<'a>(&'a self, node: &'a Node) -> &'a Node { [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `node_outputs`, `list_entries`, and `interned_list_entries` are never read [INFO] [stdout] --> src/main.rs:215:5 [INFO] [stdout] | [INFO] [stdout] 213 | pub struct IRBuilder { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 214 | nodes: Vec, [INFO] [stdout] 215 | node_outputs: Vec, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 216 | list_entries: Vec, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 217 | interned_nodes: HashMap, [INFO] [stdout] 218 | interned_list_entries: HashMap, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/main.rs:243:49 [INFO] [stdout] | [INFO] [stdout] 243 | fn resolve<'a>(&'a self, node: &'a Node) -> &Node { [INFO] [stdout] | -- -- ^^^^^ the same lifetime is elided here [INFO] [stdout] | | | [INFO] [stdout] | | the lifetime is named here [INFO] [stdout] | the lifetime is named 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: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 243 | fn resolve<'a>(&'a self, node: &'a Node) -> &'a Node { [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.10s [INFO] running `Command { std: "docker" "inspect" "1586d772da32c7a5e9c77088b570b987e56cdff28a87056140d5c169dc70b8fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1586d772da32c7a5e9c77088b570b987e56cdff28a87056140d5c169dc70b8fb", kill_on_drop: false }` [INFO] [stdout] 1586d772da32c7a5e9c77088b570b987e56cdff28a87056140d5c169dc70b8fb