[INFO] fetching crate map_reduce_omri 0.1.2... [INFO] checking map_reduce_omri-0.1.2 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920 [INFO] extracting crate map_reduce_omri 0.1.2 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate map_reduce_omri 0.1.2 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate map_reduce_omri 0.1.2 [INFO] finished tweaking crates.io crate map_reduce_omri 0.1.2 [INFO] tweaked toml for crates.io crate map_reduce_omri 0.1.2 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b16608650ff893c1f75dac8dd7b9a0fe9509882e4b3433f5c08c63ba7212223d [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" "b16608650ff893c1f75dac8dd7b9a0fe9509882e4b3433f5c08c63ba7212223d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b16608650ff893c1f75dac8dd7b9a0fe9509882e4b3433f5c08c63ba7212223d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b16608650ff893c1f75dac8dd7b9a0fe9509882e4b3433f5c08c63ba7212223d", kill_on_drop: false }` [INFO] [stdout] b16608650ff893c1f75dac8dd7b9a0fe9509882e4b3433f5c08c63ba7212223d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2f5f5da1ed7475035aa017a75e7209a32d71926854d85d35ff9b56fc115a8aee [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" "2f5f5da1ed7475035aa017a75e7209a32d71926854d85d35ff9b56fc115a8aee", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking dirs v1.0.5 [INFO] [stderr] Checking term v0.5.2 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking simplelog v0.5.3 [INFO] [stderr] Checking map_reduce_omri v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:28:84 [INFO] [stdout] | [INFO] [stdout] 28 | pub fn run_map_reduce_framework(map: fn(K1, V1, emit: &mut FnMut(K2, V2)), [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(K2, V2)` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:29:88 [INFO] [stdout] | [INFO] [stdout] 29 | ... reduce: fn(K2, Vec, emit: &mut FnMut(K3, V3)), [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(K3, V3)` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:59:70 [INFO] [stdout] | [INFO] [stdout] 59 | ... reduce: fn(K2, Vec, emit: &mut FnMut(K3, V3)), [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(K3, V3)` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:108:59 [INFO] [stdout] | [INFO] [stdout] 108 | fn execute_map(map: fn(K1, V1, emit: &mut FnMut(K2, V2)), [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(K2, V2)` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:198:67 [INFO] [stdout] | [INFO] [stdout] 198 | fn map_worker_function(map: fn(K1, V1, emit: &mut FnMut(K2, V2)), [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(K2, V2)` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:232:78 [INFO] [stdout] | [INFO] [stdout] 232 | fn reduce_worker_function(reduce: fn(K2, Vec, emit: &mut FnMut(K3, V3)), [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(K3, V3)` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:28:84 [INFO] [stdout] | [INFO] [stdout] 28 | pub fn run_map_reduce_framework(map: fn(K1, V1, emit: &mut FnMut(K2, V2)), [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(K2, V2)` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:29:88 [INFO] [stdout] | [INFO] [stdout] 29 | ... reduce: fn(K2, Vec, emit: &mut FnMut(K3, V3)), [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(K3, V3)` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:59:70 [INFO] [stdout] | [INFO] [stdout] 59 | ... reduce: fn(K2, Vec, emit: &mut FnMut(K3, V3)), [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(K3, V3)` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:108:59 [INFO] [stdout] | [INFO] [stdout] 108 | fn execute_map(map: fn(K1, V1, emit: &mut FnMut(K2, V2)), [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(K2, V2)` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:198:67 [INFO] [stdout] | [INFO] [stdout] 198 | fn map_worker_function(map: fn(K1, V1, emit: &mut FnMut(K2, V2)), [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(K2, V2)` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:232:78 [INFO] [stdout] | [INFO] [stdout] 232 | fn reduce_worker_function(reduce: fn(K2, Vec, emit: &mut FnMut(K3, V3)), [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(K3, V3)` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.47s [INFO] running `Command { std: "docker" "inspect" "2f5f5da1ed7475035aa017a75e7209a32d71926854d85d35ff9b56fc115a8aee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2f5f5da1ed7475035aa017a75e7209a32d71926854d85d35ff9b56fc115a8aee", kill_on_drop: false }` [INFO] [stdout] 2f5f5da1ed7475035aa017a75e7209a32d71926854d85d35ff9b56fc115a8aee