[INFO] fetching crate arithmetic-coding-core 0.3.0...
[INFO] checking arithmetic-coding-core-0.3.0 against master#b286722878e18db29a7fbe672be7c4d3b02e8e4d for pr-127655
[INFO] extracting crate arithmetic-coding-core 0.3.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate arithmetic-coding-core 0.3.0 on toolchain b286722878e18db29a7fbe672be7c4d3b02e8e4d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arithmetic-coding-core 0.3.0
[INFO] finished tweaking crates.io crate arithmetic-coding-core 0.3.0
[INFO] tweaked toml for crates.io crate arithmetic-coding-core 0.3.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4281be754b70326f47e0719a8d450b483f79d66c42048ac1f9125af1546328a7
[INFO] running `Command { std: "docker" "start" "-a" "4281be754b70326f47e0719a8d450b483f79d66c42048ac1f9125af1546328a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4281be754b70326f47e0719a8d450b483f79d66c42048ac1f9125af1546328a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4281be754b70326f47e0719a8d450b483f79d66c42048ac1f9125af1546328a7", kill_on_drop: false }`
[INFO] [stdout] 4281be754b70326f47e0719a8d450b483f79d66c42048ac1f9125af1546328a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58fe7c52cc56d4665d47f56eecd890a3de5d9eae22ffcd64e2778d510b7c234b
[INFO] running `Command { std: "docker" "start" "-a" "58fe7c52cc56d4665d47f56eecd890a3de5d9eae22ffcd64e2778d510b7c234b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.71
[INFO] [stderr]    Compiling thiserror-impl v1.0.62
[INFO] [stderr]     Checking thiserror v1.0.62
[INFO] [stderr]     Checking arithmetic-coding-core v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `int_log` has been stable since 1.67.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![feature(int_log)]
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `int_log` has been stable since 1.67.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![feature(int_log)]
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function cannot return without recursing
[INFO] [stdout]   --> src/bitstore.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn log2(self) -> u32 {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
[INFO] [stdout] 38 |         u32::log2(self)
[INFO] [stdout]    |         --------------- recursive call site
[INFO] [stdout]    |
[INFO] [stdout]    = help: a `loop` may express intention better if this is on purpose
[INFO] [stdout]    = note: `#[warn(unconditional_recursion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function cannot return without recursing
[INFO] [stdout]   --> src/bitstore.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn log2(self) -> u32 {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
[INFO] [stdout] 48 |         u64::log2(self)
[INFO] [stdout]    |         --------------- recursive call site
[INFO] [stdout]    |
[INFO] [stdout]    = help: a `loop` may express intention better if this is on purpose
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function cannot return without recursing
[INFO] [stdout]   --> src/bitstore.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn log2(self) -> u32 {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
[INFO] [stdout] 58 |         u128::log2(self)
[INFO] [stdout]    |         ---------------- recursive call site
[INFO] [stdout]    |
[INFO] [stdout]    = help: a `loop` may express intention better if this is on purpose
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function cannot return without recursing
[INFO] [stdout]   --> src/bitstore.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn log2(self) -> u32 {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
[INFO] [stdout] 38 |         u32::log2(self)
[INFO] [stdout]    |         --------------- recursive call site
[INFO] [stdout]    |
[INFO] [stdout]    = help: a `loop` may express intention better if this is on purpose
[INFO] [stdout]    = note: `#[warn(unconditional_recursion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function cannot return without recursing
[INFO] [stdout]   --> src/bitstore.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn log2(self) -> u32 {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
[INFO] [stdout] 48 |         u64::log2(self)
[INFO] [stdout]    |         --------------- recursive call site
[INFO] [stdout]    |
[INFO] [stdout]    = help: a `loop` may express intention better if this is on purpose
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function cannot return without recursing
[INFO] [stdout]   --> src/bitstore.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn log2(self) -> u32 {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
[INFO] [stdout] 58 |         u128::log2(self)
[INFO] [stdout]    |         ---------------- recursive call site
[INFO] [stdout]    |
[INFO] [stdout]    = help: a `loop` may express intention better if this is on purpose
[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` profile [unoptimized + debuginfo] target(s) in 1.88s
[INFO] running `Command { std: "docker" "inspect" "58fe7c52cc56d4665d47f56eecd890a3de5d9eae22ffcd64e2778d510b7c234b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58fe7c52cc56d4665d47f56eecd890a3de5d9eae22ffcd64e2778d510b7c234b", kill_on_drop: false }`
[INFO] [stdout] 58fe7c52cc56d4665d47f56eecd890a3de5d9eae22ffcd64e2778d510b7c234b
[INFO] checking arithmetic-coding-core-0.3.0 against try#6a5749073f2ebf59d7740d30e50a932a85756ee7 for pr-127655
[INFO] extracting crate arithmetic-coding-core 0.3.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate arithmetic-coding-core 0.3.0 on toolchain 6a5749073f2ebf59d7740d30e50a932a85756ee7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arithmetic-coding-core 0.3.0
[INFO] finished tweaking crates.io crate arithmetic-coding-core 0.3.0
[INFO] tweaked toml for crates.io crate arithmetic-coding-core 0.3.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "fetch" "--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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d87857362a1f6958b1c7bfce6f6067509381ec856009c713399946b3c9f03657
[INFO] running `Command { std: "docker" "start" "-a" "d87857362a1f6958b1c7bfce6f6067509381ec856009c713399946b3c9f03657", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d87857362a1f6958b1c7bfce6f6067509381ec856009c713399946b3c9f03657", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d87857362a1f6958b1c7bfce6f6067509381ec856009c713399946b3c9f03657", kill_on_drop: false }`
[INFO] [stdout] d87857362a1f6958b1c7bfce6f6067509381ec856009c713399946b3c9f03657
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] faf92cc13943ce9e8c11dac7b820195bde3fdd47da1ec038f7d712ff8d85e219
[INFO] running `Command { std: "docker" "start" "-a" "faf92cc13943ce9e8c11dac7b820195bde3fdd47da1ec038f7d712ff8d85e219", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.71
[INFO] [stderr]    Compiling thiserror-impl v1.0.62
[INFO] [stderr]     Checking thiserror v1.0.62
[INFO] [stderr]     Checking arithmetic-coding-core v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `int_log` has been stable since 1.67.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![feature(int_log)]
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `int_log` has been stable since 1.67.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![feature(int_log)]
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function cannot return without recursing
[INFO] [stdout]   --> src/bitstore.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn log2(self) -> u32 {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
[INFO] [stdout] 38 |         u32::log2(self)
[INFO] [stdout]    |         --------------- recursive call site
[INFO] [stdout]    |
[INFO] [stdout]    = help: a `loop` may express intention better if this is on purpose
[INFO] [stdout]    = note: `#[warn(unconditional_recursion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function cannot return without recursing
[INFO] [stdout]   --> src/bitstore.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn log2(self) -> u32 {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
[INFO] [stdout] 38 |         u32::log2(self)
[INFO] [stdout]    |         --------------- recursive call site
[INFO] [stdout]    |
[INFO] [stdout]    = help: a `loop` may express intention better if this is on purpose
[INFO] [stdout]    = note: `#[warn(unconditional_recursion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function cannot return without recursing
[INFO] [stdout]   --> src/bitstore.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn log2(self) -> u32 {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
[INFO] [stdout] 48 |         u64::log2(self)
[INFO] [stdout]    |         --------------- recursive call site
[INFO] [stdout]    |
[INFO] [stdout]    = help: a `loop` may express intention better if this is on purpose
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function cannot return without recursing
[INFO] [stdout]   --> src/bitstore.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn log2(self) -> u32 {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
[INFO] [stdout] 48 |         u64::log2(self)
[INFO] [stdout]    |         --------------- recursive call site
[INFO] [stdout]    |
[INFO] [stdout]    = help: a `loop` may express intention better if this is on purpose
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function cannot return without recursing
[INFO] [stdout]   --> src/bitstore.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn log2(self) -> u32 {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
[INFO] [stdout] 58 |         u128::log2(self)
[INFO] [stdout]    |         ---------------- recursive call site
[INFO] [stdout]    |
[INFO] [stdout]    = help: a `loop` may express intention better if this is on purpose
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function cannot return without recursing
[INFO] [stdout]   --> src/bitstore.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn log2(self) -> u32 {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
[INFO] [stdout] 58 |         u128::log2(self)
[INFO] [stdout]    |         ---------------- recursive call site
[INFO] [stdout]    |
[INFO] [stdout]    = help: a `loop` may express intention better if this is on purpose
[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` profile [unoptimized + debuginfo] target(s) in 1.72s
[INFO] running `Command { std: "docker" "inspect" "faf92cc13943ce9e8c11dac7b820195bde3fdd47da1ec038f7d712ff8d85e219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faf92cc13943ce9e8c11dac7b820195bde3fdd47da1ec038f7d712ff8d85e219", kill_on_drop: false }`
[INFO] [stdout] faf92cc13943ce9e8c11dac7b820195bde3fdd47da1ec038f7d712ff8d85e219
