[INFO] fetching crate bf 0.4.8... [INFO] checking bf-0.4.8 against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781 [INFO] extracting crate bf 0.4.8 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate bf 0.4.8 on toolchain 195ad4830e11a544391abe296b146450dea8411b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate bf 0.4.8 [INFO] finished tweaking crates.io crate bf 0.4.8 [INFO] tweaked toml for crates.io crate bf 0.4.8 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "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" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded dynasmrt v0.2.3 [INFO] [stderr] Downloaded dynasm v0.2.3 [INFO] [stderr] Downloaded semver-parser v0.6.2 [INFO] [stderr] Downloaded semver v0.4.1 [INFO] [stderr] Downloaded llvm-sys v38.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 08828a524ad42599c3a098407541dbcfda7d81f9ea2c578dc7d5f01fd527e999 [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" "08828a524ad42599c3a098407541dbcfda7d81f9ea2c578dc7d5f01fd527e999", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "08828a524ad42599c3a098407541dbcfda7d81f9ea2c578dc7d5f01fd527e999", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "08828a524ad42599c3a098407541dbcfda7d81f9ea2c578dc7d5f01fd527e999", kill_on_drop: false }` [INFO] [stdout] 08828a524ad42599c3a098407541dbcfda7d81f9ea2c578dc7d5f01fd527e999 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7a6aae90248de43d520a0942153e9b71d8d2dfbdabeb98c7d79100dfa650e575 [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" "7a6aae90248de43d520a0942153e9b71d8d2dfbdabeb98c7d79100dfa650e575", kill_on_drop: false }` [INFO] [stderr] Checking bf v0.4.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/rts.rs:28:21 [INFO] [stdout] | [INFO] [stdout] 28 | input: &'a mut Read, [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [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/rts.rs:30:21 [INFO] [stdout] | [INFO] [stdout] 30 | output: &'a mut Write, [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `parse_program` is imported redundantly [INFO] [stdout] --> src/ast/interpreter.rs:109:13 [INFO] [stdout] | [INFO] [stdout] 59 | use super::*; [INFO] [stdout] | -------- the item `parse_program` is already imported here [INFO] [stdout] ... [INFO] [stdout] 109 | use super::super::parser::parse_program; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/rts.rs:28:21 [INFO] [stdout] | [INFO] [stdout] 28 | input: &'a mut Read, [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [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/rts.rs:30:21 [INFO] [stdout] | [INFO] [stdout] 30 | output: &'a mut Write, [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.60s [INFO] running `Command { std: "docker" "inspect" "7a6aae90248de43d520a0942153e9b71d8d2dfbdabeb98c7d79100dfa650e575", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a6aae90248de43d520a0942153e9b71d8d2dfbdabeb98c7d79100dfa650e575", kill_on_drop: false }` [INFO] [stdout] 7a6aae90248de43d520a0942153e9b71d8d2dfbdabeb98c7d79100dfa650e575