[INFO] fetching crate servant-log 0.1.0... [INFO] testing servant-log-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate servant-log 0.1.0 into /workspace/builds/worker-5-tc1/source [INFO] started tweaking crates.io crate servant-log 0.1.0 [INFO] finished tweaking crates.io crate servant-log 0.1.0 [INFO] tweaked toml for crates.io crate servant-log 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate servant-log 0.1.0 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] crate crates.io crate servant-log 0.1.0 already has a lockfile, it will not be regenerated [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] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded futures-sink-preview v0.3.0-alpha.19 [INFO] [stderr] Downloaded memchr v2.2.1 [INFO] [stderr] Downloaded futures-io-preview v0.3.0-alpha.19 [INFO] [stderr] Downloaded futures-core-preview v0.3.0-alpha.19 [INFO] [stderr] Downloaded atty v0.2.13 [INFO] [stderr] Downloaded winapi-util v0.1.2 [INFO] [stderr] Downloaded termcolor v1.0.5 [INFO] [stderr] Downloaded futures-executor-preview v0.3.0-alpha.19 [INFO] [stderr] Downloaded num_cpus v1.10.1 [INFO] [stderr] Downloaded num-integer v0.1.41 [INFO] [stderr] Downloaded autocfg v0.1.6 [INFO] [stderr] Downloaded num-traits v0.2.8 [INFO] [stderr] Downloaded aho-corasick v0.7.6 [INFO] [stderr] Downloaded env_logger v0.7.1 [INFO] [stderr] Downloaded futures-channel-preview v0.3.0-alpha.19 [INFO] [stderr] Downloaded futures-util-preview v0.3.0-alpha.19 [INFO] [stderr] Downloaded regex-syntax v0.6.12 [INFO] [stderr] Downloaded derivative v1.0.3 [INFO] [stderr] Downloaded quick-error v1.2.2 [INFO] [stderr] Downloaded chrono v0.4.9 [INFO] [stderr] Downloaded regex v1.3.1 [INFO] [stderr] Downloaded libc v0.2.62 [INFO] [stderr] Downloaded wincolor v1.0.2 [INFO] [stderr] Downloaded pin-utils v0.1.0-alpha.4 [INFO] [stderr] Downloaded smallvec v0.6.10 [INFO] [stderr] Downloaded futures-preview v0.3.0-alpha.19 [INFO] [stderr] Downloaded ring-channel v0.7.0 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ca51ca2587aebbe9736c2f7da033d72b744f4a83ab412eb4af7b5bcc682a450b [INFO] running `Command { std: "docker" "start" "-a" "ca51ca2587aebbe9736c2f7da033d72b744f4a83ab412eb4af7b5bcc682a450b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ca51ca2587aebbe9736c2f7da033d72b744f4a83ab412eb4af7b5bcc682a450b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ca51ca2587aebbe9736c2f7da033d72b744f4a83ab412eb4af7b5bcc682a450b", kill_on_drop: false }` [INFO] [stdout] ca51ca2587aebbe9736c2f7da033d72b744f4a83ab412eb4af7b5bcc682a450b [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] af30f91cd23a9b074ba3627f2dfc7a047843c79c418574c13e12e1e44f540883 [INFO] running `Command { std: "docker" "start" "-a" "af30f91cd23a9b074ba3627f2dfc7a047843c79c418574c13e12e1e44f540883", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling autocfg v0.1.6 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling futures-core-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling futures-sink-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling pin-utils v0.1.0-alpha.4 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling futures-io-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling quick-error v1.2.2 [INFO] [stderr] Compiling regex-syntax v0.6.12 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling spin v0.5.2 [INFO] [stderr] Compiling futures-channel-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling smallvec v0.6.10 [INFO] [stderr] Compiling termcolor v1.0.5 [INFO] [stderr] Compiling crossbeam-queue v0.1.2 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling futures-util-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling aho-corasick v0.7.6 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling num_cpus v1.10.1 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling chrono v0.4.9 [INFO] [stderr] Compiling regex v1.3.1 [INFO] [stderr] Compiling futures-executor-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling futures-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling derivative v1.0.3 [INFO] [stderr] Compiling ring-channel v0.7.0 [INFO] [stderr] Compiling servant-log v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/ring_logger/logger.rs:18:17 [INFO] [stdout] | [INFO] [stdout] 18 | assert!(SENDER.is_none()); [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] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/ring_logger/logger.rs:94:40 [INFO] [stdout] | [INFO] [stdout] 94 | if let Some(tx) = unsafe { SENDER.as_mut() } { [INFO] [stdout] | ^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.85s [INFO] running `Command { std: "docker" "inspect" "af30f91cd23a9b074ba3627f2dfc7a047843c79c418574c13e12e1e44f540883", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "af30f91cd23a9b074ba3627f2dfc7a047843c79c418574c13e12e1e44f540883", kill_on_drop: false }` [INFO] [stdout] af30f91cd23a9b074ba3627f2dfc7a047843c79c418574c13e12e1e44f540883 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/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] 305f419bcd7de9ceefc97f90be84eeeb8782317a5014208d43cf2bc51d740c49 [INFO] running `Command { std: "docker" "start" "-a" "305f419bcd7de9ceefc97f90be84eeeb8782317a5014208d43cf2bc51d740c49", kill_on_drop: false }` [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/ring_logger/logger.rs:18:17 [INFO] [stdout] | [INFO] [stdout] 18 | assert!(SENDER.is_none()); [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] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/ring_logger/logger.rs:94:40 [INFO] [stdout] | [INFO] [stdout] 94 | if let Some(tx) = unsafe { SENDER.as_mut() } { [INFO] [stdout] | ^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling servant-log v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/ring_logger/logger.rs:18:17 [INFO] [stdout] | [INFO] [stdout] 18 | assert!(SENDER.is_none()); [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] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/ring_logger/logger.rs:94:40 [INFO] [stdout] | [INFO] [stdout] 94 | if let Some(tx) = unsafe { SENDER.as_mut() } { [INFO] [stdout] | ^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.12s [INFO] running `Command { std: "docker" "inspect" "305f419bcd7de9ceefc97f90be84eeeb8782317a5014208d43cf2bc51d740c49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "305f419bcd7de9ceefc97f90be84eeeb8782317a5014208d43cf2bc51d740c49", kill_on_drop: false }` [INFO] [stdout] 305f419bcd7de9ceefc97f90be84eeeb8782317a5014208d43cf2bc51d740c49 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] dc3298bb4657ca8a7598367413989b096858a7806ae2e8bf95bc1c31cc5c71ef [INFO] running `Command { std: "docker" "start" "-a" "dc3298bb4657ca8a7598367413989b096858a7806ae2e8bf95bc1c31cc5c71ef", kill_on_drop: false }` [INFO] [stderr] warning: creating a shared reference to mutable static [INFO] [stderr] --> src/ring_logger/logger.rs:18:17 [INFO] [stderr] | [INFO] [stderr] 18 | assert!(SENDER.is_none()); [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: creating a mutable reference to mutable static [INFO] [stderr] --> src/ring_logger/logger.rs:94:40 [INFO] [stderr] | [INFO] [stderr] 94 | if let Some(tx) = unsafe { SENDER.as_mut() } { [INFO] [stderr] | ^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stderr] | [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stderr] [INFO] [stderr] warning: `servant-log` (lib) generated 2 warnings [INFO] [stderr] warning: `servant-log` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/servant_log-b5b6fdfb2477f624) [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" "dc3298bb4657ca8a7598367413989b096858a7806ae2e8bf95bc1c31cc5c71ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dc3298bb4657ca8a7598367413989b096858a7806ae2e8bf95bc1c31cc5c71ef", kill_on_drop: false }` [INFO] [stdout] dc3298bb4657ca8a7598367413989b096858a7806ae2e8bf95bc1c31cc5c71ef