[INFO] fetching crate fountain_codes 0.2.1... [INFO] testing fountain_codes-0.2.1 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479 [INFO] extracting crate fountain_codes 0.2.1 into /workspace/builds/worker-11/source [INFO] validating manifest of crates.io crate fountain_codes 0.2.1 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate fountain_codes 0.2.1 [INFO] finished tweaking crates.io crate fountain_codes 0.2.1 [INFO] tweaked toml for crates.io crate fountain_codes 0.2.1 written to /workspace/builds/worker-11/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cc6bdd0fd1c43b031085aa025bcfe28562c0e294f3d62e9bafb9ac55de8666b3 [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" "cc6bdd0fd1c43b031085aa025bcfe28562c0e294f3d62e9bafb9ac55de8666b3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cc6bdd0fd1c43b031085aa025bcfe28562c0e294f3d62e9bafb9ac55de8666b3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cc6bdd0fd1c43b031085aa025bcfe28562c0e294f3d62e9bafb9ac55de8666b3", kill_on_drop: false }` [INFO] [stdout] cc6bdd0fd1c43b031085aa025bcfe28562c0e294f3d62e9bafb9ac55de8666b3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d100080887e9400321474bd4f29de8ec55f75077cba42fcf6034833053a5ac32 [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" "d100080887e9400321474bd4f29de8ec55f75077cba42fcf6034833053a5ac32", kill_on_drop: false }` [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling fountain_codes v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/lt.rs:35:36 [INFO] [stdout] | [INFO] [stdout] 35 | let extra_block = cmp::min((data_bytes % BLOCK_BYTES as u64), 1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/lt.rs:116:36 [INFO] [stdout] | [INFO] [stdout] 116 | let extra_block = cmp::min((data_bytes % BLOCK_BYTES as u64), 1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/distributions.rs:16:35 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn new(density_function: &ProbabilityDensityFunction, limit: u32) -> io::Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ProbabilityDensityFunction` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [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:31:39 [INFO] [stdout] | [INFO] [stdout] 31 | impl PartialEncoder

for Encoder

{ [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn Encoder

` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.93s [INFO] running `Command { std: "docker" "inspect" "d100080887e9400321474bd4f29de8ec55f75077cba42fcf6034833053a5ac32", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d100080887e9400321474bd4f29de8ec55f75077cba42fcf6034833053a5ac32", kill_on_drop: false }` [INFO] [stdout] d100080887e9400321474bd4f29de8ec55f75077cba42fcf6034833053a5ac32 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 54c1d731047829c9849da0e76c7a836da2764868788ec7a4f2d169127d71f8ea [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" "54c1d731047829c9849da0e76c7a836da2764868788ec7a4f2d169127d71f8ea", kill_on_drop: false }` [INFO] [stderr] Compiling fountain_codes v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/lt.rs:35:36 [INFO] [stdout] | [INFO] [stdout] 35 | let extra_block = cmp::min((data_bytes % BLOCK_BYTES as u64), 1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/lt.rs:116:36 [INFO] [stdout] | [INFO] [stdout] 116 | let extra_block = cmp::min((data_bytes % BLOCK_BYTES as u64), 1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/distributions.rs:16:35 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn new(density_function: &ProbabilityDensityFunction, limit: u32) -> io::Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ProbabilityDensityFunction` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [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:31:39 [INFO] [stdout] | [INFO] [stdout] 31 | impl PartialEncoder

for Encoder

{ [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn Encoder

` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/lt.rs:35:36 [INFO] [stdout] | [INFO] [stdout] 35 | let extra_block = cmp::min((data_bytes % BLOCK_BYTES as u64), 1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/lt.rs:116:36 [INFO] [stdout] | [INFO] [stdout] 116 | let extra_block = cmp::min((data_bytes % BLOCK_BYTES as u64), 1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/distributions.rs:16:35 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn new(density_function: &ProbabilityDensityFunction, limit: u32) -> io::Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ProbabilityDensityFunction` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [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:31:39 [INFO] [stdout] | [INFO] [stdout] 31 | impl PartialEncoder

for Encoder

{ [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn Encoder

` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.26s [INFO] running `Command { std: "docker" "inspect" "54c1d731047829c9849da0e76c7a836da2764868788ec7a4f2d169127d71f8ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "54c1d731047829c9849da0e76c7a836da2764868788ec7a4f2d169127d71f8ea", kill_on_drop: false }` [INFO] [stdout] 54c1d731047829c9849da0e76c7a836da2764868788ec7a4f2d169127d71f8ea [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 7952a43937d11910fb684a73bc259ea746024542534a5cd70e27c4c45d5c09a2 [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" "7952a43937d11910fb684a73bc259ea746024542534a5cd70e27c4c45d5c09a2", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stdout] running 2 tests [INFO] [stderr] --> src/lt.rs:35:36 [INFO] [stdout] test lt::tests::packet_round_trips ... ok [INFO] [stderr] | [INFO] [stdout] test lt::tests::block_equals ... ok [INFO] [stderr] 35 | let extra_block = cmp::min((data_bytes % BLOCK_BYTES as u64), 1); [INFO] [stdout] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stderr] [INFO] [stdout] running 2 tests [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/lt.rs:116:36 [INFO] [stderr] | [INFO] [stderr] 116 | let extra_block = cmp::min((data_bytes % BLOCK_BYTES as u64), 1); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/distributions.rs:16:35 [INFO] [stderr] | [INFO] [stderr] 16 | pub fn new(density_function: &ProbabilityDensityFunction, limit: u32) -> io::Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ProbabilityDensityFunction` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:31:39 [INFO] [stderr] | [INFO] [stderr] 31 | impl PartialEncoder

for Encoder

{ [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Encoder

` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: `fountain_codes` (lib) generated 4 warnings [INFO] [stderr] warning: `fountain_codes` (lib test) generated 4 warnings (4 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/fountain_codes-72e42de992f7014e) [INFO] [stderr] Running tests/lt_coding_test.rs (/opt/rustwide/target/debug/deps/lt_coding_test-88165e30237c7b5a) [INFO] [stdout] test test_lt_coding_small ... ok [INFO] [stdout] test test_lt_coding_medium has been running for over 60 seconds [INFO] [stdout] test test_lt_coding_medium ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 303.03s [INFO] [stdout] [INFO] [stderr] Doc-tests fountain_codes [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> /opt/rustwide/workdir/src/lt.rs:35:36 [INFO] [stderr] | [INFO] [stderr] 35 | let extra_block = cmp::min((data_bytes % BLOCK_BYTES as u64), 1); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> /opt/rustwide/workdir/src/lt.rs:116:36 [INFO] [stderr] | [INFO] [stderr] 116 | let extra_block = cmp::min((data_bytes % BLOCK_BYTES as u64), 1); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "7952a43937d11910fb684a73bc259ea746024542534a5cd70e27c4c45d5c09a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7952a43937d11910fb684a73bc259ea746024542534a5cd70e27c4c45d5c09a2", kill_on_drop: false }` [INFO] [stdout] 7952a43937d11910fb684a73bc259ea746024542534a5cd70e27c4c45d5c09a2