[INFO] cloning repository https://github.com/Nanoteck137/Rust-Compiler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Nanoteck137/Rust-Compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNanoteck137%2FRust-Compiler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNanoteck137%2FRust-Compiler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dab658ae2a66cc6342762b434b750b65e689278a
[INFO] testing Nanoteck137/Rust-Compiler against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNanoteck137%2FRust-Compiler" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Nanoteck137/Rust-Compiler on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Nanoteck137/Rust-Compiler
[INFO] finished tweaking git repo https://github.com/Nanoteck137/Rust-Compiler
[INFO] tweaked toml for git repo https://github.com/Nanoteck137/Rust-Compiler written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Nanoteck137/Rust-Compiler already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 37c354fdfc28c195adcd5ef81602f70357660f6c88282c276c6c03e7b3803f03
[INFO] running `Command { std: "docker" "start" "-a" "37c354fdfc28c195adcd5ef81602f70357660f6c88282c276c6c03e7b3803f03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37c354fdfc28c195adcd5ef81602f70357660f6c88282c276c6c03e7b3803f03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37c354fdfc28c195adcd5ef81602f70357660f6c88282c276c6c03e7b3803f03", kill_on_drop: false }`
[INFO] [stdout] 37c354fdfc28c195adcd5ef81602f70357660f6c88282c276c6c03e7b3803f03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84043339597f6325b6b7110a5aafcef7b0ad20625f3b7020f85546ea326fb9f4
[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" "84043339597f6325b6b7110a5aafcef7b0ad20625f3b7020f85546ea326fb9f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:158:15
[INFO] [stdout]     |
[INFO] [stdout] 158 |     left: Box<Expr>,
[INFO] [stdout]     |               ^^^^ help: use `dyn`: `dyn Expr`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:159:16
[INFO] [stdout]     |
[INFO] [stdout] 159 |     right: Box<Expr>,
[INFO] [stdout]     |                ^^^^ help: use `dyn`: `dyn Expr`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:175:22
[INFO] [stdout]     |
[INFO] [stdout] 175 |     fn new(left: Box<Expr>, right: Box<Expr>, op: Token) -> ExprOp {
[INFO] [stdout]     |                      ^^^^ help: use `dyn`: `dyn Expr`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:175:40
[INFO] [stdout]     |
[INFO] [stdout] 175 |     fn new(left: Box<Expr>, right: Box<Expr>, op: Token) -> ExprOp {
[INFO] [stdout]     |                                        ^^^^ help: use `dyn`: `dyn Expr`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:183:28
[INFO] [stdout]     |
[INFO] [stdout] 183 |     fn new_boxed(left: Box<Expr>, right: Box<Expr>, op: Token) -> Box<ExprOp> {
[INFO] [stdout]     |                            ^^^^ help: use `dyn`: `dyn Expr`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:183:46
[INFO] [stdout]     |
[INFO] [stdout] 183 |     fn new_boxed(left: Box<Expr>, right: Box<Expr>, op: Token) -> Box<ExprOp> {
[INFO] [stdout]     |                                              ^^^^ help: use `dyn`: `dyn Expr`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:188:48
[INFO] [stdout]     |
[INFO] [stdout] 188 | fn parse_factor(state: &mut ParseState) -> Box<Expr> {
[INFO] [stdout]     |                                                ^^^^ help: use `dyn`: `dyn Expr`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:201:45
[INFO] [stdout]     |
[INFO] [stdout] 201 | fn parse_mul(state: &mut ParseState) -> Box<Expr> {
[INFO] [stdout]     |                                             ^^^^ help: use `dyn`: `dyn Expr`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:217:45
[INFO] [stdout]     |
[INFO] [stdout] 217 | fn parse_add(state: &mut ParseState) -> Box<Expr> {
[INFO] [stdout]     |                                             ^^^^ help: use `dyn`: `dyn Expr`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:233:46
[INFO] [stdout]     |
[INFO] [stdout] 233 | fn parse_expr(state: &mut ParseState) -> Box<Expr> {
[INFO] [stdout]     |                                              ^^^^ help: use `dyn`: `dyn Expr`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_all_tokens`
[INFO] [stdout]    --> src/main.rs:100:4
[INFO] [stdout]     |
[INFO] [stdout] 100 | fn get_all_tokens(tokenizer: &mut Tokenizer) -> Vec<Token> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.43s
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "84043339597f6325b6b7110a5aafcef7b0ad20625f3b7020f85546ea326fb9f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84043339597f6325b6b7110a5aafcef7b0ad20625f3b7020f85546ea326fb9f4", kill_on_drop: false }`
[INFO] [stdout] 84043339597f6325b6b7110a5aafcef7b0ad20625f3b7020f85546ea326fb9f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3eee4bab287a5e641464597c56f7057d9bd37eaa39323287b23661baf859cd9
[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" "f3eee4bab287a5e641464597c56f7057d9bd37eaa39323287b23661baf859cd9", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:158:15
[INFO] [stdout]     |
[INFO] [stdout] 158 |     left: Box<Expr>,
[INFO] [stdout]     |               ^^^^ help: use `dyn`: `dyn Expr`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:159:16
[INFO] [stdout]     |
[INFO] [stdout] 159 |     right: Box<Expr>,
[INFO] [stdout]     |                ^^^^ help: use `dyn`: `dyn Expr`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:175:22
[INFO] [stdout]     |
[INFO] [stdout] 175 |     fn new(left: Box<Expr>, right: Box<Expr>, op: Token) -> ExprOp {
[INFO] [stdout]     |                      ^^^^ help: use `dyn`: `dyn Expr`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:175:40
[INFO] [stdout]     |
[INFO] [stdout] 175 |     fn new(left: Box<Expr>, right: Box<Expr>, op: Token) -> ExprOp {
[INFO] [stdout]     |                                        ^^^^ help: use `dyn`: `dyn Expr`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:183:28
[INFO] [stdout]     |
[INFO] [stdout] 183 |     fn new_boxed(left: Box<Expr>, right: Box<Expr>, op: Token) -> Box<ExprOp> {
[INFO] [stdout]     |                            ^^^^ help: use `dyn`: `dyn Expr`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:183:46
[INFO] [stdout]     |
[INFO] [stdout] 183 |     fn new_boxed(left: Box<Expr>, right: Box<Expr>, op: Token) -> Box<ExprOp> {
[INFO] [stdout]     |                                              ^^^^ help: use `dyn`: `dyn Expr`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:188:48
[INFO] [stdout]     |
[INFO] [stdout] 188 | fn parse_factor(state: &mut ParseState) -> Box<Expr> {
[INFO] [stdout]     |                                                ^^^^ help: use `dyn`: `dyn Expr`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:201:45
[INFO] [stdout]     |
[INFO] [stdout] 201 | fn parse_mul(state: &mut ParseState) -> Box<Expr> {
[INFO] [stdout]     |                                             ^^^^ help: use `dyn`: `dyn Expr`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:217:45
[INFO] [stdout]     |
[INFO] [stdout] 217 | fn parse_add(state: &mut ParseState) -> Box<Expr> {
[INFO] [stdout]     |                                             ^^^^ help: use `dyn`: `dyn Expr`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:233:46
[INFO] [stdout]     |
[INFO] [stdout] 233 | fn parse_expr(state: &mut ParseState) -> Box<Expr> {
[INFO] [stdout]     |                                              ^^^^ help: use `dyn`: `dyn Expr`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_all_tokens`
[INFO] [stdout]    --> src/main.rs:100:4
[INFO] [stdout]     |
[INFO] [stdout] 100 | fn get_all_tokens(tokenizer: &mut Tokenizer) -> Vec<Token> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "f3eee4bab287a5e641464597c56f7057d9bd37eaa39323287b23661baf859cd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3eee4bab287a5e641464597c56f7057d9bd37eaa39323287b23661baf859cd9", kill_on_drop: false }`
[INFO] [stdout] f3eee4bab287a5e641464597c56f7057d9bd37eaa39323287b23661baf859cd9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] dd30b978a976db55ed1e7a38abaa8b6945eaa91f77da5ba699ad1e228ffb6477
[INFO] running `Command { std: "docker" "start" "-a" "dd30b978a976db55ed1e7a38abaa8b6945eaa91f77da5ba699ad1e228ffb6477", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:158:15
[INFO] [stderr]     |
[INFO] [stderr] 158 |     left: Box<Expr>,
[INFO] [stderr]     |               ^^^^ help: use `dyn`: `dyn Expr`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:159:16
[INFO] [stderr]     |
[INFO] [stderr] 159 |     right: Box<Expr>,
[INFO] [stderr]     |                ^^^^ help: use `dyn`: `dyn Expr`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:175:22
[INFO] [stderr]     |
[INFO] [stderr] 175 |     fn new(left: Box<Expr>, right: Box<Expr>, op: Token) -> ExprOp {
[INFO] [stderr]     |                      ^^^^ help: use `dyn`: `dyn Expr`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:175:40
[INFO] [stderr]     |
[INFO] [stderr] 175 |     fn new(left: Box<Expr>, right: Box<Expr>, op: Token) -> ExprOp {
[INFO] [stderr]     |                                        ^^^^ help: use `dyn`: `dyn Expr`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:183:28
[INFO] [stderr]     |
[INFO] [stderr] 183 |     fn new_boxed(left: Box<Expr>, right: Box<Expr>, op: Token) -> Box<ExprOp> {
[INFO] [stderr]     |                            ^^^^ help: use `dyn`: `dyn Expr`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:183:46
[INFO] [stderr]     |
[INFO] [stderr] 183 |     fn new_boxed(left: Box<Expr>, right: Box<Expr>, op: Token) -> Box<ExprOp> {
[INFO] [stderr]     |                                              ^^^^ help: use `dyn`: `dyn Expr`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:188:48
[INFO] [stderr]     |
[INFO] [stderr] 188 | fn parse_factor(state: &mut ParseState) -> Box<Expr> {
[INFO] [stderr]     |                                                ^^^^ help: use `dyn`: `dyn Expr`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:201:45
[INFO] [stderr]     |
[INFO] [stderr] 201 | fn parse_mul(state: &mut ParseState) -> Box<Expr> {
[INFO] [stderr]     |                                             ^^^^ help: use `dyn`: `dyn Expr`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:217:45
[INFO] [stderr]     |
[INFO] [stderr] 217 | fn parse_add(state: &mut ParseState) -> Box<Expr> {
[INFO] [stderr]     |                                             ^^^^ help: use `dyn`: `dyn Expr`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:233:46
[INFO] [stderr]     |
[INFO] [stderr] 233 | fn parse_expr(state: &mut ParseState) -> Box<Expr> {
[INFO] [stderr]     |                                              ^^^^ help: use `dyn`: `dyn Expr`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_all_tokens`
[INFO] [stderr]    --> src/main.rs:100:4
[INFO] [stderr]     |
[INFO] [stderr] 100 | fn get_all_tokens(tokenizer: &mut Tokenizer) -> Vec<Token> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_compiler` (bin "rust_compiler" test) generated 11 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_compiler-17952d411fed9a60)
[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" "dd30b978a976db55ed1e7a38abaa8b6945eaa91f77da5ba699ad1e228ffb6477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd30b978a976db55ed1e7a38abaa8b6945eaa91f77da5ba699ad1e228ffb6477", kill_on_drop: false }`
[INFO] [stdout] dd30b978a976db55ed1e7a38abaa8b6945eaa91f77da5ba699ad1e228ffb6477