[INFO] cloning repository https://github.com/exrook/mylisp [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/exrook/mylisp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fexrook%2Fmylisp", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fexrook%2Fmylisp'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 130bcc418632027865303bf953c004af32c2a38f [INFO] checking exrook/mylisp against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fexrook%2Fmylisp" "/workspace/builds/worker-10/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/exrook/mylisp on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/exrook/mylisp [INFO] finished tweaking git repo https://github.com/exrook/mylisp [INFO] tweaked toml for git repo https://github.com/exrook/mylisp written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/exrook/mylisp already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] error: the lock file /workspace/builds/worker-10/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0ad8b18b40b1d6a45ec478adeb91a4c20f3608f02bf60cf6b1d32ae705c62c4c [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" "0ad8b18b40b1d6a45ec478adeb91a4c20f3608f02bf60cf6b1d32ae705c62c4c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0ad8b18b40b1d6a45ec478adeb91a4c20f3608f02bf60cf6b1d32ae705c62c4c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0ad8b18b40b1d6a45ec478adeb91a4c20f3608f02bf60cf6b1d32ae705c62c4c", kill_on_drop: false }` [INFO] [stdout] 0ad8b18b40b1d6a45ec478adeb91a4c20f3608f02bf60cf6b1d32ae705c62c4c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 72db757b513abfad5234719cb3eb37e1706d3e0805e60a0233d6786da0ee4e48 [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" "72db757b513abfad5234719cb3eb37e1706d3e0805e60a0233d6786da0ee4e48", kill_on_drop: false }` [INFO] [stderr] Checking unicode-segmentation v0.1.3 [INFO] [stderr] Checking mylisp v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/eval/builtin/mod.rs:15:15 [INFO] [stdout] | [INFO] [stdout] 15 | func: Box) -> ListElement> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(LinkedList) -> ListElement` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/eval/builtin/mod.rs:19:19 [INFO] [stdout] | [INFO] [stdout] 19 | fn new(f: Box) -> ListElement>) -> Builtin { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(LinkedList) -> ListElement` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/eval/builtin/mod.rs:22:46 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn get_func(builtin: Builtin) -> Box) -> ListElement> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(LinkedList) -> ListElement` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/eval/builtin/mod.rs:15:15 [INFO] [stdout] | [INFO] [stdout] 15 | func: Box) -> ListElement> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(LinkedList) -> ListElement` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/eval/builtin/mod.rs:19:19 [INFO] [stdout] | [INFO] [stdout] 19 | fn new(f: Box) -> ListElement>) -> Builtin { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(LinkedList) -> ListElement` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/eval/builtin/mod.rs:22:46 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn get_func(builtin: Builtin) -> Box) -> ListElement> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(LinkedList) -> ListElement` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `l` [INFO] [stdout] --> src/eval/builtin/defn.rs:4:13 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn defn(l: LinkedList) -> ListElement { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_l` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Function` [INFO] [stdout] --> src/parse.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | Function(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Variable` [INFO] [stdout] --> src/parse.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | Variable(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `defn` [INFO] [stdout] --> src/eval/builtin/defn.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn defn(l: LinkedList) -> ListElement { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `l` [INFO] [stdout] --> src/eval/builtin/defn.rs:4:13 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn defn(l: LinkedList) -> ListElement { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_l` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Function` [INFO] [stdout] --> src/parse.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | Function(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Variable` [INFO] [stdout] --> src/parse.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | Variable(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `defn` [INFO] [stdout] --> src/eval/builtin/defn.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn defn(l: LinkedList) -> ListElement { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.03s [INFO] running `Command { std: "docker" "inspect" "72db757b513abfad5234719cb3eb37e1706d3e0805e60a0233d6786da0ee4e48", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "72db757b513abfad5234719cb3eb37e1706d3e0805e60a0233d6786da0ee4e48", kill_on_drop: false }` [INFO] [stdout] 72db757b513abfad5234719cb3eb37e1706d3e0805e60a0233d6786da0ee4e48