[INFO] cloning repository https://github.com/ralexstokes/ubiquity [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ralexstokes/ubiquity" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fralexstokes%2Fubiquity", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fralexstokes%2Fubiquity'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0caffab5afd358699d4a9c7f233aaec2f7869eb1 [INFO] building ralexstokes/ubiquity against try#8b8eff55bd72abbb57167bc42222a7f91d41cb0d for pr-142134-abi-ast-error [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fralexstokes%2Fubiquity" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ralexstokes/ubiquity on toolchain 8b8eff55bd72abbb57167bc42222a7f91d41cb0d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ralexstokes/ubiquity [INFO] finished tweaking git repo https://github.com/ralexstokes/ubiquity [INFO] tweaked toml for git repo https://github.com/ralexstokes/ubiquity written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/ralexstokes/ubiquity 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" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5b04ecd45b4b093f6543f906a3f7189f5acf41f73c4dbc6a843334e783d0107c [INFO] running `Command { std: "docker" "start" "-a" "5b04ecd45b4b093f6543f906a3f7189f5acf41f73c4dbc6a843334e783d0107c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5b04ecd45b4b093f6543f906a3f7189f5acf41f73c4dbc6a843334e783d0107c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b04ecd45b4b093f6543f906a3f7189f5acf41f73c4dbc6a843334e783d0107c", kill_on_drop: false }` [INFO] [stdout] 5b04ecd45b4b093f6543f906a3f7189f5acf41f73c4dbc6a843334e783d0107c [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=warn" "-e" "RUSTDOCFLAGS=--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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 32bcc4ce672e0a23f19c6b211551d96f4fcf63d1a0e8ca4f079949be421e0633 [INFO] running `Command { std: "docker" "start" "-a" "32bcc4ce672e0a23f19c6b211551d96f4fcf63d1a0e8ca4f079949be421e0633", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.46 [INFO] [stderr] Compiling rand_core v0.3.0 [INFO] [stderr] Compiling autocfg v0.1.1 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling semver v0.1.20 [INFO] [stderr] Compiling cfg-if v0.1.6 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Compiling memchr v2.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.3 [INFO] [stderr] Compiling rustc_version v0.1.7 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling smallvec v0.6.7 [INFO] [stderr] Compiling phf v0.7.24 [INFO] [stderr] Compiling fnv v1.0.6 [INFO] [stderr] Compiling nix v0.7.0 [INFO] [stderr] Compiling bitflags v0.4.0 [INFO] [stderr] Compiling unicode-normalization v0.1.7 [INFO] [stderr] Compiling rand_os v0.1.0 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Compiling unicode-width v0.1.5 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling smallstr v0.1.0 [INFO] [stderr] Compiling dirs v1.0.4 [INFO] [stderr] Compiling nom v4.1.1 [INFO] [stderr] Compiling either v1.5.0 [INFO] [stderr] Compiling lazy_static v1.2.0 [INFO] [stderr] Compiling itertools v0.8.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Compiling terminfo v0.6.1 [INFO] [stderr] Compiling mortal v0.1.5 [INFO] [stderr] Compiling linefeed v0.5.4 [INFO] [stderr] Compiling ubiquity v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/evaluator/prelude.rs:109:10 [INFO] [stdout] | [INFO] [stdout] 109 | .intersperse(" ".to_string()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `itertools::Itertools::intersperse(...)` to keep using the current method [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse` [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 + #![feature(iter_intersperse)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/evaluator/evaluator.rs:440:24 [INFO] [stdout] | [INFO] [stdout] 440 | fn lookup(coll: &Expr, key: &Expr, not_found: &Expr) -> Result { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/reader/lexer.rs:43:19 [INFO] [stdout] | [INFO] [stdout] 43 | pub fn lex(input: &str) -> Result> { [INFO] [stdout] | ^^^^ ----- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 43 | pub fn lex(input: &str) -> Result>> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.82s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bitflags v0.4.0, nom v4.1.1, terminfo v0.6.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "32bcc4ce672e0a23f19c6b211551d96f4fcf63d1a0e8ca4f079949be421e0633", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "32bcc4ce672e0a23f19c6b211551d96f4fcf63d1a0e8ca4f079949be421e0633", kill_on_drop: false }` [INFO] [stdout] 32bcc4ce672e0a23f19c6b211551d96f4fcf63d1a0e8ca4f079949be421e0633 [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=warn" "-e" "RUSTDOCFLAGS=--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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 692781ff20ef8acc31c701f8a8a0fb56dabceff39febdce2ac31d9b0ce17f6a6 [INFO] running `Command { std: "docker" "start" "-a" "692781ff20ef8acc31c701f8a8a0fb56dabceff39febdce2ac31d9b0ce17f6a6", kill_on_drop: false }` [INFO] [stderr] Compiling ubiquity v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/evaluator/prelude.rs:109:10 [INFO] [stdout] | [INFO] [stdout] 109 | .intersperse(" ".to_string()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `itertools::Itertools::intersperse(...)` to keep using the current method [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse` [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 + #![feature(iter_intersperse)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/evaluator/evaluator.rs:440:24 [INFO] [stdout] | [INFO] [stdout] 440 | fn lookup(coll: &Expr, key: &Expr, not_found: &Expr) -> Result { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/reader/lexer.rs:43:19 [INFO] [stdout] | [INFO] [stdout] 43 | pub fn lex(input: &str) -> Result> { [INFO] [stdout] | ^^^^ ----- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 43 | pub fn lex(input: &str) -> Result>> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/evaluator/prelude.rs:109:10 [INFO] [stdout] | [INFO] [stdout] 109 | .intersperse(" ".to_string()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `itertools::Itertools::intersperse(...)` to keep using the current method [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse` [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 + #![feature(iter_intersperse)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/evaluator/evaluator.rs:440:24 [INFO] [stdout] | [INFO] [stdout] 440 | fn lookup(coll: &Expr, key: &Expr, not_found: &Expr) -> Result { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/reader/lexer.rs:43:19 [INFO] [stdout] | [INFO] [stdout] 43 | pub fn lex(input: &str) -> Result> { [INFO] [stdout] | ^^^^ ----- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 43 | pub fn lex(input: &str) -> Result>> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.40s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bitflags v0.4.0, nom v4.1.1, terminfo v0.6.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "692781ff20ef8acc31c701f8a8a0fb56dabceff39febdce2ac31d9b0ce17f6a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "692781ff20ef8acc31c701f8a8a0fb56dabceff39febdce2ac31d9b0ce17f6a6", kill_on_drop: false }` [INFO] [stdout] 692781ff20ef8acc31c701f8a8a0fb56dabceff39febdce2ac31d9b0ce17f6a6