[INFO] updating cached repository https://github.com/msvisser/ArithmeticCoding [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c0c91a3baf21f232c4edef0efe5c02a6c3f28394 [INFO] testing msvisser/ArithmeticCoding against beta-2020-07-24 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmsvisser%2FArithmeticCoding" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/msvisser/ArithmeticCoding on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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-1/source/Cargo.toml [INFO] crate git repo https://github.com/msvisser/ArithmeticCoding already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7a6461188beace42092cb76468a9e5ae0de17e2f4caf7792ea3ed2f24c00ee37 [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" "7a6461188beace42092cb76468a9e5ae0de17e2f4caf7792ea3ed2f24c00ee37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7a6461188beace42092cb76468a9e5ae0de17e2f4caf7792ea3ed2f24c00ee37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a6461188beace42092cb76468a9e5ae0de17e2f4caf7792ea3ed2f24c00ee37", kill_on_drop: false }` [INFO] [stdout] 7a6461188beace42092cb76468a9e5ae0de17e2f4caf7792ea3ed2f24c00ee37 [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" "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0ef5936a390e9f8c119e38dc098d791ea49af3f579c44882790a81fb8e2c915d [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" "0ef5936a390e9f8c119e38dc098d791ea49af3f579c44882790a81fb8e2c915d", kill_on_drop: false }` [INFO] [stderr] Compiling arithmetic_coding v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/coding/encode.rs:9:22 [INFO] [stdout] | [INFO] [stdout] 9 | probability: Box, [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn Probability` [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/coding/encode.rs:16:42 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn new(iter: I, probability: Box) -> Self { [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn Probability` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/coding/decode.rs:8:22 [INFO] [stdout] | [INFO] [stdout] 8 | probability: Box, [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn Probability` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/coding/decode.rs:15:42 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn new(iter: I, probability: Box) -> Self { [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn Probability` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/coding/range.rs:17:66 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn select_symbol(&mut self, symbol: usize, probability: &Probability) -> Self { [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn Probability` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:42:30 [INFO] [stdout] | [INFO] [stdout] 42 | let probability: Box = if matches.is_present("first-order") { [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn Probability` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: cannot borrow `cumulative` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/coding/probability/zero_order.rs:19:13 [INFO] [stdout] | [INFO] [stdout] 17 | let previous_cumulative = cumulative.get(symbol).unwrap_or(&0); [INFO] [stdout] | ---------- immutable borrow occurs here [INFO] [stdout] 18 | let previous_probability = probabilities.get(symbol).unwrap_or(&0); [INFO] [stdout] 19 | cumulative.push(previous_probability + previous_cumulative); [INFO] [stdout] | ^^^^^^^^^^ mutable borrow occurs here ------------------- immutable borrow later used here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.41s [INFO] running `Command { std: "docker" "inspect" "0ef5936a390e9f8c119e38dc098d791ea49af3f579c44882790a81fb8e2c915d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0ef5936a390e9f8c119e38dc098d791ea49af3f579c44882790a81fb8e2c915d", kill_on_drop: false }` [INFO] [stdout] 0ef5936a390e9f8c119e38dc098d791ea49af3f579c44882790a81fb8e2c915d [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" "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3658caa7da04256c79966d98c18d6d276136eaeace877fb27075439293f12959 [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" "3658caa7da04256c79966d98c18d6d276136eaeace877fb27075439293f12959", kill_on_drop: false }` [INFO] [stderr] Compiling arithmetic_coding v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/coding/encode.rs:9:22 [INFO] [stdout] | [INFO] [stdout] 9 | probability: Box, [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn Probability` [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/coding/encode.rs:16:42 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn new(iter: I, probability: Box) -> Self { [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn Probability` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/coding/decode.rs:8:22 [INFO] [stdout] | [INFO] [stdout] 8 | probability: Box, [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn Probability` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/coding/decode.rs:15:42 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn new(iter: I, probability: Box) -> Self { [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn Probability` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/coding/range.rs:17:66 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn select_symbol(&mut self, symbol: usize, probability: &Probability) -> Self { [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn Probability` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:42:30 [INFO] [stdout] | [INFO] [stdout] 42 | let probability: Box = if matches.is_present("first-order") { [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn Probability` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: cannot borrow `cumulative` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/coding/probability/zero_order.rs:19:13 [INFO] [stdout] | [INFO] [stdout] 17 | let previous_cumulative = cumulative.get(symbol).unwrap_or(&0); [INFO] [stdout] | ---------- immutable borrow occurs here [INFO] [stdout] 18 | let previous_probability = probabilities.get(symbol).unwrap_or(&0); [INFO] [stdout] 19 | cumulative.push(previous_probability + previous_cumulative); [INFO] [stdout] | ^^^^^^^^^^ mutable borrow occurs here ------------------- immutable borrow later used here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.12s [INFO] running `Command { std: "docker" "inspect" "3658caa7da04256c79966d98c18d6d276136eaeace877fb27075439293f12959", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3658caa7da04256c79966d98c18d6d276136eaeace877fb27075439293f12959", kill_on_drop: false }` [INFO] [stdout] 3658caa7da04256c79966d98c18d6d276136eaeace877fb27075439293f12959 [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" "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", 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] fedc36355b79005953827e97ba09dc25378defa14a3280773051deac7184cd74 [INFO] running `Command { std: "docker" "start" "-a" "fedc36355b79005953827e97ba09dc25378defa14a3280773051deac7184cd74", kill_on_drop: false }` [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 0.05s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/arithmetic_coding-d817e12354ffc9ad [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 `Command { std: "docker" "inspect" "fedc36355b79005953827e97ba09dc25378defa14a3280773051deac7184cd74", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fedc36355b79005953827e97ba09dc25378defa14a3280773051deac7184cd74", kill_on_drop: false }` [INFO] [stdout] fedc36355b79005953827e97ba09dc25378defa14a3280773051deac7184cd74