[INFO] cloning repository https://github.com/sepiropht/tiny-compiler-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sepiropht/tiny-compiler-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsepiropht%2Ftiny-compiler-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsepiropht%2Ftiny-compiler-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cffdeba793bfd5ee872f179367d2b92f72e33fb7
[INFO] checking sepiropht/tiny-compiler-rs against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsepiropht%2Ftiny-compiler-rs" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sepiropht/tiny-compiler-rs
[INFO] finished tweaking git repo https://github.com/sepiropht/tiny-compiler-rs
[INFO] tweaked toml for git repo https://github.com/sepiropht/tiny-compiler-rs written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sepiropht/tiny-compiler-rs on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sepiropht/tiny-compiler-rs 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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7b092b36188b18546278f23db4cc34b0b7aaf58e70b47535212621c627541c2
[INFO] running `Command { std: "docker" "start" "-a" "c7b092b36188b18546278f23db4cc34b0b7aaf58e70b47535212621c627541c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7b092b36188b18546278f23db4cc34b0b7aaf58e70b47535212621c627541c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7b092b36188b18546278f23db4cc34b0b7aaf58e70b47535212621c627541c2", kill_on_drop: false }`
[INFO] [stdout] c7b092b36188b18546278f23db4cc34b0b7aaf58e70b47535212621c627541c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f199359525353818379d656ffdd442e0820fc9872a2c4c4c4a7f77429d69fba
[INFO] running `Command { std: "docker" "start" "-a" "9f199359525353818379d656ffdd442e0820fc9872a2c4c4c4a7f77429d69fba", kill_on_drop: false }`
[INFO] [stderr]     Checking tiny-compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/tokenizer.rs:28:20
[INFO] [stdout]    |
[INFO] [stdout] 28 |             n @ '0'...'9' => {
[INFO] [stdout]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/tokenizer.rs:33:33
[INFO] [stdout]    |
[INFO] [stdout] 33 |                         Some('0'...'9') => {
[INFO] [stdout]    |                                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/tokenizer.rs:60:20
[INFO] [stdout]    |
[INFO] [stdout] 60 |             i @ 'a'...'z' | i @ 'A'...'Z' => {
[INFO] [stdout]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/tokenizer.rs:60:36
[INFO] [stdout]    |
[INFO] [stdout] 60 |             i @ 'a'...'z' | i @ 'A'...'Z' => {
[INFO] [stdout]    |                                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/tokenizer.rs:66:33
[INFO] [stdout]    |
[INFO] [stdout] 66 |                         Some('a'...'z') | Some('A'...'Z') | Some('_') => {
[INFO] [stdout]    |                                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/tokenizer.rs:66:51
[INFO] [stdout]    |
[INFO] [stdout] 66 |                         Some('a'...'z') | Some('A'...'Z') | Some('_') => {
[INFO] [stdout]    |                                                   ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/tokenizer.rs:28:20
[INFO] [stdout]    |
[INFO] [stdout] 28 |             n @ '0'...'9' => {
[INFO] [stdout]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/tokenizer.rs:33:33
[INFO] [stdout]    |
[INFO] [stdout] 33 |                         Some('0'...'9') => {
[INFO] [stdout]    |                                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/tokenizer.rs:60:20
[INFO] [stdout]    |
[INFO] [stdout] 60 |             i @ 'a'...'z' | i @ 'A'...'Z' => {
[INFO] [stdout]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/tokenizer.rs:60:36
[INFO] [stdout]    |
[INFO] [stdout] 60 |             i @ 'a'...'z' | i @ 'A'...'Z' => {
[INFO] [stdout]    |                                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/tokenizer.rs:66:33
[INFO] [stdout]    |
[INFO] [stdout] 66 |                         Some('a'...'z') | Some('A'...'Z') | Some('_') => {
[INFO] [stdout]    |                                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/tokenizer.rs:66:51
[INFO] [stdout]    |
[INFO] [stdout] 66 |                         Some('a'...'z') | Some('A'...'Z') | Some('_') => {
[INFO] [stdout]    |                                                   ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/code_generator.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |         Node::Fun(name, args) => {
[INFO] [stdout]    |         --------------------- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 60 |         Node::Fun(name, args) if name == "NumberLiteral" => {
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/code_generator.rs:69:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |         Node::Fun(name, args) => {
[INFO] [stdout]    |         --------------------- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 69 |         Node::Fun(name, args) if name == "StringLiteral" => {
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/code_generator.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 84 |         _ => Err(format!("Unrecognized node type in code generator")),
[INFO] [stdout]    |         ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/code_generator.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout]  6 |         Node::ExpressionStatement(body) => {
[INFO] [stdout]    |         ------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 16 |         Node::Fun(name, args) => {
[INFO] [stdout]    |         --------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 78 |         Node::Number(value) => Ok(value.to_string()),
[INFO] [stdout]    |         ------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 81 |         Node::String(value) => Ok(format!("\"{}\"", value)),
[INFO] [stdout]    |         ------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 84 |         _ => Err(format!("Unrecognized node type in code generator")),
[INFO] [stdout]    |         ^ collectively making this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/code_generator.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |         Node::Fun(name, args) => {
[INFO] [stdout]    |         --------------------- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 60 |         Node::Fun(name, args) if name == "NumberLiteral" => {
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/code_generator.rs:69:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |         Node::Fun(name, args) => {
[INFO] [stdout]    |         --------------------- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 69 |         Node::Fun(name, args) if name == "StringLiteral" => {
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/code_generator.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 84 |         _ => Err(format!("Unrecognized node type in code generator")),
[INFO] [stdout]    |         ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/code_generator.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout]  6 |         Node::ExpressionStatement(body) => {
[INFO] [stdout]    |         ------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 16 |         Node::Fun(name, args) => {
[INFO] [stdout]    |         --------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 78 |         Node::Number(value) => Ok(value.to_string()),
[INFO] [stdout]    |         ------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 81 |         Node::String(value) => Ok(format!("\"{}\"", value)),
[INFO] [stdout]    |         ------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 84 |         _ => Err(format!("Unrecognized node type in code generator")),
[INFO] [stdout]    |         ^ collectively making this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "9f199359525353818379d656ffdd442e0820fc9872a2c4c4c4a7f77429d69fba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f199359525353818379d656ffdd442e0820fc9872a2c4c4c4a7f77429d69fba", kill_on_drop: false }`
[INFO] [stdout] 9f199359525353818379d656ffdd442e0820fc9872a2c4c4c4a7f77429d69fba
