[INFO] fetching crate blackhole 0.20.2... [INFO] testing blackhole-0.20.2 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate blackhole 0.20.2 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate blackhole 0.20.2 [INFO] finished tweaking crates.io crate blackhole 0.20.2 [INFO] tweaked toml for crates.io crate blackhole 0.20.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate blackhole 0.20.2 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 29fece28098b3db15609a14379791e86bad0bd82f477c124dd828237d12b5b3a [INFO] running `Command { std: "docker" "start" "-a" "29fece28098b3db15609a14379791e86bad0bd82f477c124dd828237d12b5b3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "29fece28098b3db15609a14379791e86bad0bd82f477c124dd828237d12b5b3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "29fece28098b3db15609a14379791e86bad0bd82f477c124dd828237d12b5b3a", kill_on_drop: false }` [INFO] [stdout] 29fece28098b3db15609a14379791e86bad0bd82f477c124dd828237d12b5b3a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 4501fb48a988a38636a0841eafc244c9e8ff814b26cd48ab69b2e0961448b46b [INFO] running `Command { std: "docker" "start" "-a" "4501fb48a988a38636a0841eafc244c9e8ff814b26cd48ab69b2e0961448b46b", kill_on_drop: false }` [INFO] [stderr] Compiling blackhole v0.20.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `8` [INFO] [stdout] --> src/root.rs:149:25 [INFO] [stdout] | [INFO] [stdout] 149 | if cfg!(not(any(target_pointer_width="8", target_pointer_width="16"))) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `target_pointer_width` are: `16`, `32`, and `64` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.27s [INFO] running `Command { std: "docker" "inspect" "4501fb48a988a38636a0841eafc244c9e8ff814b26cd48ab69b2e0961448b46b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4501fb48a988a38636a0841eafc244c9e8ff814b26cd48ab69b2e0961448b46b", kill_on_drop: false }` [INFO] [stdout] 4501fb48a988a38636a0841eafc244c9e8ff814b26cd48ab69b2e0961448b46b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] d4bbd730e2c31ac9a598fc14bb2599f7eb48f8eb0ce30d608d8a10b6e8447cbd [INFO] running `Command { std: "docker" "start" "-a" "d4bbd730e2c31ac9a598fc14bb2599f7eb48f8eb0ce30d608d8a10b6e8447cbd", kill_on_drop: false }` [INFO] [stdout] warning: unexpected `cfg` condition value: `8` [INFO] [stdout] --> src/root.rs:149:25 [INFO] [stdout] | [INFO] [stdout] 149 | if cfg!(not(any(target_pointer_width="8", target_pointer_width="16"))) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `target_pointer_width` are: `16`, `32`, and `64` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling blackhole v0.20.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `8` [INFO] [stdout] --> src/root.rs:149:25 [INFO] [stdout] | [INFO] [stdout] 149 | if cfg!(not(any(target_pointer_width="8", target_pointer_width="16"))) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `target_pointer_width` are: `16`, `32`, and `64` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> tests/root.rs:119:21 [INFO] [stdout] | [INFO] [stdout] 119 | for i in 0..BYTES.len() { [INFO] [stdout] | ^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.06s [INFO] running `Command { std: "docker" "inspect" "d4bbd730e2c31ac9a598fc14bb2599f7eb48f8eb0ce30d608d8a10b6e8447cbd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d4bbd730e2c31ac9a598fc14bb2599f7eb48f8eb0ce30d608d8a10b6e8447cbd", kill_on_drop: false }` [INFO] [stdout] d4bbd730e2c31ac9a598fc14bb2599f7eb48f8eb0ce30d608d8a10b6e8447cbd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] a5604eafb72a5824d0eadbe9f1cac1fd39eef76374c6ae94db9e69a25c983dac [INFO] running `Command { std: "docker" "start" "-a" "a5604eafb72a5824d0eadbe9f1cac1fd39eef76374c6ae94db9e69a25c983dac", kill_on_drop: false }` [INFO] [stderr] warning: unexpected `cfg` condition value: `8` [INFO] [stderr] --> src/root.rs:149:25 [INFO] [stderr] | [INFO] [stderr] 149 | if cfg!(not(any(target_pointer_width="8", target_pointer_width="16"))) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: expected values for `target_pointer_width` are: `16`, `32`, and `64` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `blackhole` (lib) generated 1 warning [INFO] [stderr] warning: creating a shared reference to mutable static [INFO] [stderr] --> tests/root.rs:119:21 [INFO] [stderr] | [INFO] [stderr] 119 | for i in 0..BYTES.len() { [INFO] [stderr] | ^^^^^^^^^^^ shared reference to mutable static [INFO] [stderr] | [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stderr] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `blackhole` (test "root") generated 1 warning [INFO] [stderr] warning: `blackhole` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/blackhole-63274eecaab5f62a) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test job::test_one_time ... ok [INFO] [stdout] test test_crate_version ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/root.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/root-a77d06673009f50d) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test stressing_black_hole ... ignored [INFO] [stdout] test tests ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 1.04s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "a5604eafb72a5824d0eadbe9f1cac1fd39eef76374c6ae94db9e69a25c983dac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a5604eafb72a5824d0eadbe9f1cac1fd39eef76374c6ae94db9e69a25c983dac", kill_on_drop: false }` [INFO] [stdout] a5604eafb72a5824d0eadbe9f1cac1fd39eef76374c6ae94db9e69a25c983dac