[INFO] cloning repository https://github.com/simonbrahan/littleschemer [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/simonbrahan/littleschemer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimonbrahan%2Flittleschemer", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimonbrahan%2Flittleschemer'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9068b976e35b3d5590d65d6c550a841dbf9e4424 [INFO] testing simonbrahan/littleschemer against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimonbrahan%2Flittleschemer" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/simonbrahan/littleschemer on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/simonbrahan/littleschemer [INFO] finished tweaking git repo https://github.com/simonbrahan/littleschemer [INFO] tweaked toml for git repo https://github.com/simonbrahan/littleschemer written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/simonbrahan/littleschemer already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 51afbbd05899674401323141c4024334828923fb7702a2a6cb8f7e43970d4044 [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" "51afbbd05899674401323141c4024334828923fb7702a2a6cb8f7e43970d4044", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "51afbbd05899674401323141c4024334828923fb7702a2a6cb8f7e43970d4044", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51afbbd05899674401323141c4024334828923fb7702a2a6cb8f7e43970d4044", kill_on_drop: false }` [INFO] [stdout] 51afbbd05899674401323141c4024334828923fb7702a2a6cb8f7e43970d4044 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4f8e34ea966de48723f5be89d8b644736fab79b56d7fa7e22247de7ae60f2540 [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" "4f8e34ea966de48723f5be89d8b644736fab79b56d7fa7e22247de7ae60f2540", kill_on_drop: false }` [INFO] [stderr] Compiling little-schemer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> src/parser.rs:11:21 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn parse_tokens(input: Vec) -> Result { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Num` [INFO] [stdout] --> src/parser.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | Num(f64), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Symbol` [INFO] [stdout] --> src/parser.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | Symbol(String), [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `String` [INFO] [stdout] --> src/parser.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | String(String), [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `List` [INFO] [stdout] --> src/parser.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | List(Vec), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `parse_tokens` [INFO] [stdout] --> src/parser.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn parse_tokens(input: Vec) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.31s [INFO] running `Command { std: "docker" "inspect" "4f8e34ea966de48723f5be89d8b644736fab79b56d7fa7e22247de7ae60f2540", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4f8e34ea966de48723f5be89d8b644736fab79b56d7fa7e22247de7ae60f2540", kill_on_drop: false }` [INFO] [stdout] 4f8e34ea966de48723f5be89d8b644736fab79b56d7fa7e22247de7ae60f2540 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7ea1c2c8cce8c1845c9f78379c9d78830df0abd88101bf53970d5aa82e318453 [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" "7ea1c2c8cce8c1845c9f78379c9d78830df0abd88101bf53970d5aa82e318453", kill_on_drop: false }` [INFO] [stderr] Compiling little-schemer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> src/parser.rs:11:21 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn parse_tokens(input: Vec) -> Result { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Num` [INFO] [stdout] --> src/parser.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | Num(f64), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `String` [INFO] [stdout] --> src/parser.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | String(String), [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `List` [INFO] [stdout] --> src/parser.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | List(Vec), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.56s [INFO] running `Command { std: "docker" "inspect" "7ea1c2c8cce8c1845c9f78379c9d78830df0abd88101bf53970d5aa82e318453", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7ea1c2c8cce8c1845c9f78379c9d78830df0abd88101bf53970d5aa82e318453", kill_on_drop: false }` [INFO] [stdout] 7ea1c2c8cce8c1845c9f78379c9d78830df0abd88101bf53970d5aa82e318453 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 8c11e26fc6a509fe9e34dc0ed1a5d4be91fa07b634e98985cb3aeb88d0f7e172 [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" "8c11e26fc6a509fe9e34dc0ed1a5d4be91fa07b634e98985cb3aeb88d0f7e172", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: unused variable: `input` [INFO] [stdout] running 10 tests [INFO] [stderr] --> src/parser.rs:11:21 [INFO] [stderr] | [INFO] [stderr] 11 | pub fn parse_tokens(input: Vec) -> Result { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Num` [INFO] [stderr] --> src/parser.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | Num(f64), [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `String` [INFO] [stderr] --> src/parser.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | String(String), [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `List` [INFO] [stderr] --> src/parser.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | List(Vec), [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/little_schemer-c0bd20968c4a398f [INFO] [stdout] test lexer::tests::lex_brackets ... ok [INFO] [stdout] test lexer::tests::lex_list_of_numbers ... ok [INFO] [stdout] test lexer::tests::lex_list_of_strings ... ok [INFO] [stdout] test lexer::tests::lex_number ... ok [INFO] [stdout] test lexer::tests::lex_symbol ... ok [INFO] [stdout] test lexer::tests::lex_list_of_symbols ... ok [INFO] [stdout] test lexer::tests::lex_list_of_strings_with_whitespace ... ok [INFO] [stdout] test lexer::tests::lex_string ... ok [INFO] [stdout] test parser::tests::parse_symbol ... ok [INFO] [stdout] test lexer::tests::lex_fizzbuzz ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "8c11e26fc6a509fe9e34dc0ed1a5d4be91fa07b634e98985cb3aeb88d0f7e172", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8c11e26fc6a509fe9e34dc0ed1a5d4be91fa07b634e98985cb3aeb88d0f7e172", kill_on_drop: false }` [INFO] [stdout] 8c11e26fc6a509fe9e34dc0ed1a5d4be91fa07b634e98985cb3aeb88d0f7e172