[INFO] cloning repository https://github.com/iccues/tau-lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iccues/tau-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficcues%2Ftau-lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficcues%2Ftau-lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8774eeaacf5766b6cdb1efeb2f23ab112f3b5981
[INFO] checking iccues/tau-lang against master#17ffbc81a30c094193836a5d7f90dff273b5df93 for pr-138785
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficcues%2Ftau-lang" "/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/iccues/tau-lang on toolchain 17ffbc81a30c094193836a5d7f90dff273b5df93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+17ffbc81a30c094193836a5d7f90dff273b5df93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/iccues/tau-lang
[INFO] finished tweaking git repo https://github.com/iccues/tau-lang
[INFO] tweaked toml for git repo https://github.com/iccues/tau-lang written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/iccues/tau-lang 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" "+17ffbc81a30c094193836a5d7f90dff273b5df93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2024 which implies `resolver = "3"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2024 resolver, specify `workspace.resolver = "3"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[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-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+17ffbc81a30c094193836a5d7f90dff273b5df93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 980a247797eaf9200e8ed345ba8005018787f62033697f0f1d8be908c7834cd1
[INFO] running `Command { std: "docker" "start" "-a" "980a247797eaf9200e8ed345ba8005018787f62033697f0f1d8be908c7834cd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "980a247797eaf9200e8ed345ba8005018787f62033697f0f1d8be908c7834cd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "980a247797eaf9200e8ed345ba8005018787f62033697f0f1d8be908c7834cd1", kill_on_drop: false }`
[INFO] [stdout] 980a247797eaf9200e8ed345ba8005018787f62033697f0f1d8be908c7834cd1
[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=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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+17ffbc81a30c094193836a5d7f90dff273b5df93" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c9a539a897eb65531600851a240a07167576631a643e19fe68235f88ea3745c
[INFO] running `Command { std: "docker" "start" "-a" "3c9a539a897eb65531600851a240a07167576631a643e19fe68235f88ea3745c", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2024 which implies `resolver = "3"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2024 resolver, specify `workspace.resolver = "3"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling proc-macro2 v1.0.87
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking error v0.1.0 (/opt/rustwide/workdir/library/error)
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling serde v1.0.218
[INFO] [stderr]     Checking lexer v0.1.0 (/opt/rustwide/workdir/library/lexer)
[INFO] [stderr]     Checking compiler v0.1.0 (/opt/rustwide/workdir/compiler)
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]    Compiling serde_derive v1.0.218
[INFO] [stderr]     Checking enum_plus_derive v0.1.0 (/opt/rustwide/workdir/library/enum_plus_derive)
[INFO] [stderr]     Checking asm_macro v0.1.0 (/opt/rustwide/workdir/library/asm_macro)
[INFO] [stderr]     Checking library v0.1.0 (/opt/rustwide/workdir/library)
[INFO] [stderr]     Checking asm v0.1.0 (/opt/rustwide/workdir/asm)
[INFO] [stderr]     Checking vm v0.1.0 (/opt/rustwide/workdir/vm)
[INFO] [stderr]     Checking vmil v0.1.0 (/opt/rustwide/workdir/vmil)
[INFO] [stdout] warning: unused import: `as_bytes::AsBytes`
[INFO] [stdout]  --> vmil/src/var.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::{as_bytes::AsBytes, path::Path, serialize::StrSerialize, types::Types};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `as_bytes::AsBytes`
[INFO] [stdout]  --> vmil/src/var.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::{as_bytes::AsBytes, path::Path, serialize::StrSerialize, types::Types};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `writer`
[INFO] [stdout]   --> vmil/src/table.rs:31:25
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn serialize(&self, writer: &mut dyn std::io::Write) -> std::io::Result<()> {
[INFO] [stdout]    |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `writer`
[INFO] [stdout]   --> vmil/src/table.rs:31:25
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn serialize(&self, writer: &mut dyn std::io::Write) -> std::io::Result<()> {
[INFO] [stdout]    |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `writer`
[INFO] [stdout]   --> vmil/src/var.rs:36:25
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn serialize(&self, writer: &mut dyn std::io::Write) -> std::io::Result<()> {
[INFO] [stdout]    |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `writer`
[INFO] [stdout]   --> vmil/src/var.rs:36:25
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn serialize(&self, writer: &mut dyn std::io::Write) -> std::io::Result<()> {
[INFO] [stdout]    |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `var_type` is never read
[INFO] [stdout]   --> vmil/src/var.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct Var {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] 10 |     var_type: Box<Types>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Var` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `inner` is never read
[INFO] [stdout]  --> vmil/src/as_bytes/boxs.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct HeapBox {
[INFO] [stdout]   |            ------- field in this struct
[INFO] [stdout] 6 |     inner: Box<dyn AsBytes>,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `type_` is never read
[INFO] [stdout]   --> vmil/src/as_bytes/boxs.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct StackBox {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 17 |     type_: Types,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `deserialize` is never used
[INFO] [stdout]   --> vmil/src/lib.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn deserialize(filename: &str) -> Result<Table, Error> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `var_type` is never read
[INFO] [stdout]   --> vmil/src/var.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct Var {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] 10 |     var_type: Box<Types>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Var` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `inner` is never read
[INFO] [stdout]  --> vmil/src/as_bytes/boxs.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct HeapBox {
[INFO] [stdout]   |            ------- field in this struct
[INFO] [stdout] 6 |     inner: Box<dyn AsBytes>,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `type_` is never read
[INFO] [stdout]   --> vmil/src/as_bytes/boxs.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct StackBox {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 17 |     type_: Types,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.05s
[INFO] running `Command { std: "docker" "inspect" "3c9a539a897eb65531600851a240a07167576631a643e19fe68235f88ea3745c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c9a539a897eb65531600851a240a07167576631a643e19fe68235f88ea3745c", kill_on_drop: false }`
[INFO] [stdout] 3c9a539a897eb65531600851a240a07167576631a643e19fe68235f88ea3745c