[INFO] cloning repository https://github.com/jmikkola/mini_interpreter [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jmikkola/mini_interpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmikkola%2Fmini_interpreter", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmikkola%2Fmini_interpreter'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5f645c1b212403b541970d40ea12878e63b8b5b5 [INFO] testing jmikkola/mini_interpreter against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmikkola%2Fmini_interpreter" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jmikkola/mini_interpreter on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jmikkola/mini_interpreter [INFO] finished tweaking git repo https://github.com/jmikkola/mini_interpreter [INFO] tweaked toml for git repo https://github.com/jmikkola/mini_interpreter written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/jmikkola/mini_interpreter already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] de64b0a3c8565e92067438119b13adeeba3403acb31b2f8227cefeb35af68d71 [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" "de64b0a3c8565e92067438119b13adeeba3403acb31b2f8227cefeb35af68d71", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "de64b0a3c8565e92067438119b13adeeba3403acb31b2f8227cefeb35af68d71", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "de64b0a3c8565e92067438119b13adeeba3403acb31b2f8227cefeb35af68d71", kill_on_drop: false }` [INFO] [stdout] de64b0a3c8565e92067438119b13adeeba3403acb31b2f8227cefeb35af68d71 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 652d9763a474bb6e2a9d27f96e37f02196bb2a90dadc1ab55bcbd72e8832bf62 [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" "652d9763a474bb6e2a9d27f96e37f02196bb2a90dadc1ab55bcbd72e8832bf62", kill_on_drop: false }` [INFO] [stderr] Compiling mini_interpreter v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:133:36 [INFO] [stdout] | [INFO] [stdout] 133 | "push" => Ok(Command::Push(try!(parse_value(&parts)))), [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:136:37 [INFO] [stdout] | [INFO] [stdout] 136 | "dup_n" => Ok(Command::DupN(try!(parse_int(parts[1])) as usize)), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:174:17 [INFO] [stdout] | [INFO] [stdout] 174 | n_args: try!(parts[2].parse().map_err(|_| "can't parse int")), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:187:21 [INFO] [stdout] | [INFO] [stdout] 187 | let f = try!(parse_fn(line)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:202:31 [INFO] [stdout] | [INFO] [stdout] 202 | let command = try!(parse_command(line)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `core::str::::trim_left_matches`: superseded by `trim_start_matches` [INFO] [stdout] --> src/main.rs:194:33 [INFO] [stdout] | [INFO] [stdout] 194 | let name = line.trim_left_matches("!").to_owned(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:193:25 [INFO] [stdout] | [INFO] [stdout] 193 | if let Some(mut f) = functions.last_mut() { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:201:25 [INFO] [stdout] | [INFO] [stdout] 201 | if let Some(mut f) = functions.last_mut() { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `locals` [INFO] [stdout] --> src/main.rs:359:5 [INFO] [stdout] | [INFO] [stdout] 359 | locals: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Frame` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/main.rs:356:10 [INFO] [stdout] | [INFO] [stdout] 356 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.39s [INFO] running `Command { std: "docker" "inspect" "652d9763a474bb6e2a9d27f96e37f02196bb2a90dadc1ab55bcbd72e8832bf62", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "652d9763a474bb6e2a9d27f96e37f02196bb2a90dadc1ab55bcbd72e8832bf62", kill_on_drop: false }` [INFO] [stdout] 652d9763a474bb6e2a9d27f96e37f02196bb2a90dadc1ab55bcbd72e8832bf62 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", 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] bb705c6eafd07026660131e1cff045c14852a32e9971205f52e8362bb34a9089 [INFO] running `Command { std: "docker" "start" "-a" "bb705c6eafd07026660131e1cff045c14852a32e9971205f52e8362bb34a9089", kill_on_drop: false }` [INFO] [stderr] Compiling mini_interpreter v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:133:36 [INFO] [stdout] | [INFO] [stdout] 133 | "push" => Ok(Command::Push(try!(parse_value(&parts)))), [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:136:37 [INFO] [stdout] | [INFO] [stdout] 136 | "dup_n" => Ok(Command::DupN(try!(parse_int(parts[1])) as usize)), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:174:17 [INFO] [stdout] | [INFO] [stdout] 174 | n_args: try!(parts[2].parse().map_err(|_| "can't parse int")), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:187:21 [INFO] [stdout] | [INFO] [stdout] 187 | let f = try!(parse_fn(line)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:202:31 [INFO] [stdout] | [INFO] [stdout] 202 | let command = try!(parse_command(line)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `core::str::::trim_left_matches`: superseded by `trim_start_matches` [INFO] [stdout] --> src/main.rs:194:33 [INFO] [stdout] | [INFO] [stdout] 194 | let name = line.trim_left_matches("!").to_owned(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:193:25 [INFO] [stdout] | [INFO] [stdout] 193 | if let Some(mut f) = functions.last_mut() { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:201:25 [INFO] [stdout] | [INFO] [stdout] 201 | if let Some(mut f) = functions.last_mut() { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `locals` [INFO] [stdout] --> src/main.rs:359:5 [INFO] [stdout] | [INFO] [stdout] 359 | locals: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Frame` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/main.rs:356:10 [INFO] [stdout] | [INFO] [stdout] 356 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.99s [INFO] running `Command { std: "docker" "inspect" "bb705c6eafd07026660131e1cff045c14852a32e9971205f52e8362bb34a9089", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bb705c6eafd07026660131e1cff045c14852a32e9971205f52e8362bb34a9089", kill_on_drop: false }` [INFO] [stdout] bb705c6eafd07026660131e1cff045c14852a32e9971205f52e8362bb34a9089 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] fb62e19cba8fdae4c7fb85100069d18610745c7faffa848f0235c8126a6ee5de [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" "fb62e19cba8fdae4c7fb85100069d18610745c7faffa848f0235c8126a6ee5de", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/main.rs:133:36 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 133 | "push" => Ok(Command::Push(try!(parse_value(&parts)))), [INFO] [stdout] [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/main.rs:136:37 [INFO] [stderr] | [INFO] [stderr] 136 | "dup_n" => Ok(Command::DupN(try!(parse_int(parts[1])) as usize)), [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/main.rs:174:17 [INFO] [stderr] | [INFO] [stderr] 174 | n_args: try!(parts[2].parse().map_err(|_| "can't parse int")), [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/main.rs:187:21 [INFO] [stderr] | [INFO] [stderr] 187 | let f = try!(parse_fn(line)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/main.rs:202:31 [INFO] [stderr] | [INFO] [stderr] 202 | let command = try!(parse_command(line)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `core::str::::trim_left_matches`: superseded by `trim_start_matches` [INFO] [stderr] --> src/main.rs:194:33 [INFO] [stderr] | [INFO] [stderr] 194 | let name = line.trim_left_matches("!").to_owned(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:193:25 [INFO] [stderr] | [INFO] [stderr] 193 | if let Some(mut f) = functions.last_mut() { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:201:25 [INFO] [stderr] | [INFO] [stderr] 201 | if let Some(mut f) = functions.last_mut() { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: field is never read: `locals` [INFO] [stderr] --> src/main.rs:359:5 [INFO] [stderr] | [INFO] [stderr] 359 | locals: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] note: `Frame` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/main.rs:356:10 [INFO] [stderr] | [INFO] [stderr] 356 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `mini_interpreter` (bin "mini_interpreter" test) generated 9 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/mini_interpreter-171c9371e722a9e1) [INFO] running `Command { std: "docker" "inspect" "fb62e19cba8fdae4c7fb85100069d18610745c7faffa848f0235c8126a6ee5de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb62e19cba8fdae4c7fb85100069d18610745c7faffa848f0235c8126a6ee5de", kill_on_drop: false }` [INFO] [stdout] fb62e19cba8fdae4c7fb85100069d18610745c7faffa848f0235c8126a6ee5de