[INFO] fetching crate async-log 2.0.0... [INFO] testing async-log-2.0.0 against beta-2022-02-22 for beta-1.60-1 [INFO] extracting crate async-log 2.0.0 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate async-log 2.0.0 on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate async-log 2.0.0 [INFO] finished tweaking crates.io crate async-log 2.0.0 [INFO] tweaked toml for crates.io crate async-log 2.0.0 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate crates.io crate async-log 2.0.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded backtrace-sys v0.1.29 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3c29eb109a3ab5262f6832cc45a2e71ff0769f6df277c9e4efed88d1cf560ca6 [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" "3c29eb109a3ab5262f6832cc45a2e71ff0769f6df277c9e4efed88d1cf560ca6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3c29eb109a3ab5262f6832cc45a2e71ff0769f6df277c9e4efed88d1cf560ca6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c29eb109a3ab5262f6832cc45a2e71ff0769f6df277c9e4efed88d1cf560ca6", kill_on_drop: false }` [INFO] [stdout] 3c29eb109a3ab5262f6832cc45a2e71ff0769f6df277c9e4efed88d1cf560ca6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ac020f423647c29bb6eb0346d9c3720282e483e50e3a76e7c72d15eda21cfa71 [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" "ac020f423647c29bb6eb0346d9c3720282e483e50e3a76e7c72d15eda21cfa71", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling cc v1.0.37 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Compiling syn v0.15.39 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling cfg-if v0.1.9 [INFO] [stderr] Compiling rustc-demangle v0.1.15 [INFO] [stderr] Compiling backtrace-sys v0.1.29 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Compiling backtrace v0.3.34 [INFO] [stderr] Compiling async-log-attributes v1.0.1 [INFO] [stderr] Compiling async-log v2.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: declaration of a `no_mangle` function [INFO] [stdout] --> src/backtrace.rs:14:1 [INFO] [stdout] | [INFO] [stdout] 14 | #[no_mangle] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:106:11 [INFO] [stdout] | [INFO] [stdout] 106 | #![forbid(unsafe_code, future_incompatible, rust_2018_idioms)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] = note: the linker's behavior with multiple libraries exporting duplicate symbol names is undefined and Rust cannot provide guarantees when you manually override them [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 27.41s [INFO] running `Command { std: "docker" "inspect" "ac020f423647c29bb6eb0346d9c3720282e483e50e3a76e7c72d15eda21cfa71", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac020f423647c29bb6eb0346d9c3720282e483e50e3a76e7c72d15eda21cfa71", kill_on_drop: false }` [INFO] [stdout] ac020f423647c29bb6eb0346d9c3720282e483e50e3a76e7c72d15eda21cfa71 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", 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] d0f2c1af267a8b5e1732a731cbc26386fd55e530fddb99f186623ab44cfbcf6b [INFO] running `Command { std: "docker" "start" "-a" "d0f2c1af267a8b5e1732a731cbc26386fd55e530fddb99f186623ab44cfbcf6b", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling smallvec v0.6.10 [INFO] [stderr] Compiling ucd-util v0.1.3 [INFO] [stderr] Compiling ryu v1.0.0 [INFO] [stderr] Compiling regex v1.1.7 [INFO] [stderr] Compiling scopeguard v1.0.0 [INFO] [stderr] Compiling serde v1.0.98 [INFO] [stderr] Compiling utf8-ranges v1.0.3 [INFO] [stderr] Compiling itoa v0.4.4 [INFO] [stderr] Compiling unicode-width v0.1.5 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling termios v0.3.1 [INFO] [stderr] Compiling serde_derive v1.0.98 [INFO] [stderr] Compiling async-log v1.1.0 [INFO] [stdout] warning: declaration of a `no_mangle` function [INFO] [stdout] --> src/backtrace.rs:14:1 [INFO] [stdout] | [INFO] [stdout] 14 | #[no_mangle] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:106:11 [INFO] [stdout] | [INFO] [stdout] 106 | #![forbid(unsafe_code, future_incompatible, rust_2018_idioms)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] = note: the linker's behavior with multiple libraries exporting duplicate symbol names is undefined and Rust cannot provide guarantees when you manually override them [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling lock_api v0.3.1 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling clicolors-control v1.0.0 [INFO] [stderr] Compiling regex-syntax v0.6.7 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling aho-corasick v0.7.3 [INFO] [stderr] Compiling console v0.7.7 [INFO] [stderr] Compiling serde_json v1.0.40 [INFO] [stderr] Compiling femme v1.2.0 [INFO] [stderr] Compiling async-log v2.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: declaration of a `no_mangle` function [INFO] [stdout] --> src/backtrace.rs:14:1 [INFO] [stdout] | [INFO] [stdout] 14 | #[no_mangle] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:106:11 [INFO] [stdout] | [INFO] [stdout] 106 | #![forbid(unsafe_code, future_incompatible, rust_2018_idioms)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] = note: the linker's behavior with multiple libraries exporting duplicate symbol names is undefined and Rust cannot provide guarantees when you manually override them [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 38.36s [INFO] running `Command { std: "docker" "inspect" "d0f2c1af267a8b5e1732a731cbc26386fd55e530fddb99f186623ab44cfbcf6b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d0f2c1af267a8b5e1732a731cbc26386fd55e530fddb99f186623ab44cfbcf6b", kill_on_drop: false }` [INFO] [stdout] d0f2c1af267a8b5e1732a731cbc26386fd55e530fddb99f186623ab44cfbcf6b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 043521fe7bd3a4ea2b380584232ebc3b1efc13fabcff183585aaa709290d658d [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" "043521fe7bd3a4ea2b380584232ebc3b1efc13fabcff183585aaa709290d658d", kill_on_drop: false }` [INFO] [stderr] warning: declaration of a `no_mangle` function [INFO] [stderr] --> src/backtrace.rs:14:1 [INFO] [stderr] | [INFO] [stderr] 14 | #[no_mangle] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: the lint level is defined here [INFO] [stderr] --> src/lib.rs:106:11 [INFO] [stderr] | [INFO] [stderr] 106 | #![forbid(unsafe_code, future_incompatible, rust_2018_idioms)] [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] = note: the linker's behavior with multiple libraries exporting duplicate symbol names is undefined and Rust cannot provide guarantees when you manually override them [INFO] [stderr] [INFO] [stderr] warning: `async-log` (lib) generated 1 warning [INFO] [stderr] warning: `async-log` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/async_log-b294fe3f5796fc3d) [INFO] [stderr] Running tests/test.rs (/opt/rustwide/target/debug/deps/test-16ed6f69a91cb817) [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] [stderr] Doc-tests async-log [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test should_work ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/macros.rs - macros::span (line 26) ... ok [INFO] [stdout] test src/lib.rs - (line 80) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.14s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "043521fe7bd3a4ea2b380584232ebc3b1efc13fabcff183585aaa709290d658d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "043521fe7bd3a4ea2b380584232ebc3b1efc13fabcff183585aaa709290d658d", kill_on_drop: false }` [INFO] [stdout] 043521fe7bd3a4ea2b380584232ebc3b1efc13fabcff183585aaa709290d658d