[INFO] fetching crate argf 0.2.0... [INFO] checking argf-0.2.0 against try#075992eda207e1647b699c8c8ada67b32ce7b115 for pr-77271 [INFO] extracting crate argf 0.2.0 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate argf 0.2.0 on toolchain 075992eda207e1647b699c8c8ada67b32ce7b115 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate argf 0.2.0 [INFO] finished tweaking crates.io crate argf 0.2.0 [INFO] tweaked toml for crates.io crate argf 0.2.0 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "metadata" "--no-deps" "--format-version=1", 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] 0e9f9f8721dd5acd710f68b701ae7420f15d7551e7be1a93217183a59370ef81 [INFO] running `Command { std: "docker" "start" "-a" "0e9f9f8721dd5acd710f68b701ae7420f15d7551e7be1a93217183a59370ef81", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0e9f9f8721dd5acd710f68b701ae7420f15d7551e7be1a93217183a59370ef81", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e9f9f8721dd5acd710f68b701ae7420f15d7551e7be1a93217183a59370ef81", kill_on_drop: false }` [INFO] [stdout] 0e9f9f8721dd5acd710f68b701ae7420f15d7551e7be1a93217183a59370ef81 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+075992eda207e1647b699c8c8ada67b32ce7b115" "check" "--frozen" "--all" "--all-targets" "--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] 951b2640abce6ed0d976e3b394c5ea64e1507b07e4dc37871faf4a12d131aca6 [INFO] running `Command { std: "docker" "start" "-a" "951b2640abce6ed0d976e3b394c5ea64e1507b07e4dc37871faf4a12d131aca6", kill_on_drop: false }` [INFO] [stderr] Checking argf v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:5:32 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn from_arguments() -> Box { [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn io::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/lib.rs:10:42 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn from_slice(input: &[I]) -> Box [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn io::Read` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:13:24 [INFO] [stdout] | [INFO] [stdout] 13 | let mut chain: Box = Box::new(std::io::empty().chain(std::io::empty())); [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:20:40 [INFO] [stdout] | [INFO] [stdout] 20 | fn to_reader<'a>(path: &'a str) -> Box { [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn io::Read` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:5:32 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn from_arguments() -> Box { [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn io::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/lib.rs:10:42 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn from_slice(input: &[I]) -> Box [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn io::Read` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:13:24 [INFO] [stdout] | [INFO] [stdout] 13 | let mut chain: Box = Box::new(std::io::empty().chain(std::io::empty())); [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:20:40 [INFO] [stdout] | [INFO] [stdout] 20 | fn to_reader<'a>(path: &'a str) -> Box { [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn io::Read` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.38s [INFO] running `Command { std: "docker" "inspect" "951b2640abce6ed0d976e3b394c5ea64e1507b07e4dc37871faf4a12d131aca6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "951b2640abce6ed0d976e3b394c5ea64e1507b07e4dc37871faf4a12d131aca6", kill_on_drop: false }` [INFO] [stdout] 951b2640abce6ed0d976e3b394c5ea64e1507b07e4dc37871faf4a12d131aca6