[INFO] cloning repository https://github.com/msvisser/ArithmeticCoding [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/msvisser/ArithmeticCoding" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmsvisser%2FArithmeticCoding"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmsvisser%2FArithmeticCoding'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] c0c91a3baf21f232c4edef0efe5c02a6c3f28394 [INFO] testing msvisser/ArithmeticCoding against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmsvisser%2FArithmeticCoding" "/workspace/builds/worker-0/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/msvisser/ArithmeticCoding on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/msvisser/ArithmeticCoding [INFO] finished tweaking git repo https://github.com/msvisser/ArithmeticCoding [INFO] tweaked toml for git repo https://github.com/msvisser/ArithmeticCoding written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/msvisser/ArithmeticCoding already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] b53891d1d06dc3b89bfa385a9535d5d47fcf7faa86dfb9c7c5e6974a90d12202 [INFO] running `"docker" "start" "-a" "b53891d1d06dc3b89bfa385a9535d5d47fcf7faa86dfb9c7c5e6974a90d12202"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.44 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling arithmetic_coding v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/coding/encode.rs:9:22 [INFO] [stderr] | [INFO] [stderr] 9 | probability: Box, [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Probability` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/coding/encode.rs:16:42 [INFO] [stderr] | [INFO] [stderr] 16 | pub fn new(iter: I, probability: Box) -> Self { [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Probability` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/coding/decode.rs:8:22 [INFO] [stderr] | [INFO] [stderr] 8 | probability: Box, [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Probability` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/coding/decode.rs:15:42 [INFO] [stderr] | [INFO] [stderr] 15 | pub fn new(iter: I, probability: Box) -> Self { [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Probability` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/coding/range.rs:17:66 [INFO] [stderr] | [INFO] [stderr] 17 | pub fn select_symbol(&mut self, symbol: usize, probability: &Probability) -> Self { [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Probability` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:42:30 [INFO] [stderr] | [INFO] [stderr] 42 | let probability: Box = if matches.is_present("first-order") { [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Probability` [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `cumulative` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/coding/probability/zero_order.rs:19:13 [INFO] [stderr] | [INFO] [stderr] 17 | let previous_cumulative = cumulative.get(symbol).unwrap_or(&0); [INFO] [stderr] | ---------- immutable borrow occurs here [INFO] [stderr] 18 | let previous_probability = probabilities.get(symbol).unwrap_or(&0); [INFO] [stderr] 19 | cumulative.push(previous_probability + previous_cumulative); [INFO] [stderr] | ^^^^^^^^^^ mutable borrow occurs here ------------------- immutable borrow later used here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 15.27s [INFO] running `"docker" "inspect" "b53891d1d06dc3b89bfa385a9535d5d47fcf7faa86dfb9c7c5e6974a90d12202"` [INFO] running `"docker" "rm" "-f" "b53891d1d06dc3b89bfa385a9535d5d47fcf7faa86dfb9c7c5e6974a90d12202"` [INFO] [stdout] b53891d1d06dc3b89bfa385a9535d5d47fcf7faa86dfb9c7c5e6974a90d12202 [INFO] running `"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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 7b3feab1047921aa77c8644cbd82debc06da0b7f412a54dd630225283d90c72a [INFO] running `"docker" "start" "-a" "7b3feab1047921aa77c8644cbd82debc06da0b7f412a54dd630225283d90c72a"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling arithmetic_coding v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/coding/encode.rs:9:22 [INFO] [stderr] | [INFO] [stderr] 9 | probability: Box, [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Probability` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/coding/encode.rs:16:42 [INFO] [stderr] | [INFO] [stderr] 16 | pub fn new(iter: I, probability: Box) -> Self { [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Probability` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/coding/decode.rs:8:22 [INFO] [stderr] | [INFO] [stderr] 8 | probability: Box, [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Probability` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/coding/decode.rs:15:42 [INFO] [stderr] | [INFO] [stderr] 15 | pub fn new(iter: I, probability: Box) -> Self { [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Probability` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/coding/range.rs:17:66 [INFO] [stderr] | [INFO] [stderr] 17 | pub fn select_symbol(&mut self, symbol: usize, probability: &Probability) -> Self { [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Probability` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:42:30 [INFO] [stderr] | [INFO] [stderr] 42 | let probability: Box = if matches.is_present("first-order") { [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Probability` [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `cumulative` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/coding/probability/zero_order.rs:19:13 [INFO] [stderr] | [INFO] [stderr] 17 | let previous_cumulative = cumulative.get(symbol).unwrap_or(&0); [INFO] [stderr] | ---------- immutable borrow occurs here [INFO] [stderr] 18 | let previous_probability = probabilities.get(symbol).unwrap_or(&0); [INFO] [stderr] 19 | cumulative.push(previous_probability + previous_cumulative); [INFO] [stderr] | ^^^^^^^^^^ mutable borrow occurs here ------------------- immutable borrow later used here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.77s [INFO] running `"docker" "inspect" "7b3feab1047921aa77c8644cbd82debc06da0b7f412a54dd630225283d90c72a"` [INFO] running `"docker" "rm" "-f" "7b3feab1047921aa77c8644cbd82debc06da0b7f412a54dd630225283d90c72a"` [INFO] [stdout] 7b3feab1047921aa77c8644cbd82debc06da0b7f412a54dd630225283d90c72a [INFO] running `"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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 6dce992c0965c907f14391d6ab2912d40aac420e7883f7b22aa0c16299964280 [INFO] running `"docker" "start" "-a" "6dce992c0965c907f14391d6ab2912d40aac420e7883f7b22aa0c16299964280"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/coding/encode.rs:9:22 [INFO] [stderr] | [INFO] [stderr] 9 | probability: Box, [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Probability` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/coding/encode.rs:16:42 [INFO] [stderr] | [INFO] [stderr] 16 | pub fn new(iter: I, probability: Box) -> Self { [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Probability` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/coding/decode.rs:8:22 [INFO] [stderr] | [INFO] [stderr] 8 | probability: Box, [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Probability` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/coding/decode.rs:15:42 [INFO] [stderr] | [INFO] [stderr] 15 | pub fn new(iter: I, probability: Box) -> Self { [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Probability` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/coding/range.rs:17:66 [INFO] [stderr] | [INFO] [stderr] 17 | pub fn select_symbol(&mut self, symbol: usize, probability: &Probability) -> Self { [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Probability` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:42:30 [INFO] [stderr] | [INFO] [stderr] 42 | let probability: Box = if matches.is_present("first-order") { [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Probability` [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `cumulative` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/coding/probability/zero_order.rs:19:13 [INFO] [stderr] | [INFO] [stderr] 17 | let previous_cumulative = cumulative.get(symbol).unwrap_or(&0); [INFO] [stderr] | ---------- immutable borrow occurs here [INFO] [stderr] 18 | let previous_probability = probabilities.get(symbol).unwrap_or(&0); [INFO] [stderr] 19 | cumulative.push(previous_probability + previous_cumulative); [INFO] [stderr] | ^^^^^^^^^^ mutable borrow occurs here ------------------- immutable borrow later used here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/arithmetic_coding-955540ccdcd480c7 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "6dce992c0965c907f14391d6ab2912d40aac420e7883f7b22aa0c16299964280"` [INFO] running `"docker" "rm" "-f" "6dce992c0965c907f14391d6ab2912d40aac420e7883f7b22aa0c16299964280"` [INFO] [stdout] 6dce992c0965c907f14391d6ab2912d40aac420e7883f7b22aa0c16299964280