[INFO] cloning repository https://github.com/ctangam/pratt_parser [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ctangam/pratt_parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fctangam%2Fpratt_parser", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fctangam%2Fpratt_parser'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f5fd5fc9d65004c42a30db6a0ec4e9ad1c021898 [INFO] building ctangam/pratt_parser against try#8b8eff55bd72abbb57167bc42222a7f91d41cb0d for pr-142134-abi-ast-error [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fctangam%2Fpratt_parser" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ctangam/pratt_parser on toolchain 8b8eff55bd72abbb57167bc42222a7f91d41cb0d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ctangam/pratt_parser [INFO] finished tweaking git repo https://github.com/ctangam/pratt_parser [INFO] tweaked toml for git repo https://github.com/ctangam/pratt_parser written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/ctangam/pratt_parser 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" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1aebfa7137a2eec56fdcd588bf751253039700bde84f252ccb565036fc1dd4c2 [INFO] running `Command { std: "docker" "start" "-a" "1aebfa7137a2eec56fdcd588bf751253039700bde84f252ccb565036fc1dd4c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1aebfa7137a2eec56fdcd588bf751253039700bde84f252ccb565036fc1dd4c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1aebfa7137a2eec56fdcd588bf751253039700bde84f252ccb565036fc1dd4c2", kill_on_drop: false }` [INFO] [stdout] 1aebfa7137a2eec56fdcd588bf751253039700bde84f252ccb565036fc1dd4c2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6792f15f2e4f511be4bd4b1908bb38b5f2b06b0d419e22951db5c26cd510b4ee [INFO] running `Command { std: "docker" "start" "-a" "6792f15f2e4f511be4bd4b1908bb38b5f2b06b0d419e22951db5c26cd510b4ee", kill_on_drop: false }` [INFO] [stderr] Compiling pratt_parser v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: enum `Token` is never used [INFO] [stdout] --> src/main.rs:8:6 [INFO] [stdout] | [INFO] [stdout] 8 | enum Token { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Token` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Lexer` is never constructed [INFO] [stdout] --> src/main.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 14 | struct Lexer { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `next`, and `peek` are never used [INFO] [stdout] --> src/main.rs:19:8 [INFO] [stdout] | [INFO] [stdout] 18 | impl Lexer { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] 19 | fn new(input: &str) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 32 | fn next(&mut self) -> Token { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 36 | fn peek(&mut self) -> Token { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `S` is never used [INFO] [stdout] --> src/main.rs:43:6 [INFO] [stdout] | [INFO] [stdout] 43 | enum S { [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `expr` is never used [INFO] [stdout] --> src/main.rs:63:4 [INFO] [stdout] | [INFO] [stdout] 63 | fn expr(input: &str) -> S { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `expr_bp` is never used [INFO] [stdout] --> src/main.rs:68:4 [INFO] [stdout] | [INFO] [stdout] 68 | fn expr_bp(lexer: &mut Lexer, min_bp: u8) -> S { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `prefix_binding_power` is never used [INFO] [stdout] --> src/main.rs:138:4 [INFO] [stdout] | [INFO] [stdout] 138 | fn prefix_binding_power(op: char) -> ((), u8) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `infix_binding_power` is never used [INFO] [stdout] --> src/main.rs:145:4 [INFO] [stdout] | [INFO] [stdout] 145 | fn infix_binding_power(op: char) -> Option<(u8, u8)> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `postfix_binding_power` is never used [INFO] [stdout] --> src/main.rs:158:4 [INFO] [stdout] | [INFO] [stdout] 158 | fn postfix_binding_power(op: char) -> Option<(u8, ())> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Lexer` is never constructed [INFO] [stdout] --> src/dijkstra.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | struct Lexer { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `next` are never used [INFO] [stdout] --> src/dijkstra.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 5 | impl Lexer { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] 6 | fn new(input: &str) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 15 | fn next(&mut self) -> Option { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `S` is never used [INFO] [stdout] --> src/dijkstra.rs:23:6 [INFO] [stdout] | [INFO] [stdout] 23 | enum S { [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `S` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `expr` is never used [INFO] [stdout] --> src/dijkstra.rs:45:4 [INFO] [stdout] | [INFO] [stdout] 45 | fn expr(input: &str) -> S { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Frame` is never constructed [INFO] [stdout] --> src/dijkstra.rs:51:8 [INFO] [stdout] | [INFO] [stdout] 51 | struct Frame { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Frame` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `expr_bp` is never used [INFO] [stdout] --> src/dijkstra.rs:57:4 [INFO] [stdout] | [INFO] [stdout] 57 | fn expr_bp(lexer: &mut Lexer) -> Option { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `binding_power` is never used [INFO] [stdout] --> src/dijkstra.rs:107:4 [INFO] [stdout] | [INFO] [stdout] 107 | fn binding_power(token: Option, prefix: bool) -> Option<(u8, u8)> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: "cc" "-m64" "/tmp/rustc7XX2w2/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,libcfg_if-*,liblibc-*,liballoc-*,librustc_std_workspace_core-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/tmp/rustc7XX2w2/raw-dylibs" "-B/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,-znostart-stop-gc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/pratt_parser-13a7dd236376e79e" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs" [INFO] [stdout] = note: some arguments are omitted. use `--verbose` to show all linker arguments [INFO] [stdout] = note: collect2: fatal error: ld terminated with signal 7 [Bus error], core dumped [INFO] [stdout] compilation terminated. [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `pratt_parser` (bin "pratt_parser") due to 1 previous error; 16 warnings emitted [INFO] running `Command { std: "docker" "inspect" "6792f15f2e4f511be4bd4b1908bb38b5f2b06b0d419e22951db5c26cd510b4ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6792f15f2e4f511be4bd4b1908bb38b5f2b06b0d419e22951db5c26cd510b4ee", kill_on_drop: false }` [INFO] [stdout] 6792f15f2e4f511be4bd4b1908bb38b5f2b06b0d419e22951db5c26cd510b4ee