[INFO] crate mod_language 0.1.22 is already in cache
[INFO] testing mod_language-0.1.22 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate mod_language 0.1.22 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate mod_language 0.1.22 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mod_language 0.1.22
[INFO] finished tweaking crates.io crate mod_language 0.1.22
[INFO] tweaked toml for crates.io crate mod_language 0.1.22 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate mod_language 0.1.22 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fcf1ddbef13384488c00a0c7e28a8388637760cadb76f5c401828ba74bb48e8d
[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" "fcf1ddbef13384488c00a0c7e28a8388637760cadb76f5c401828ba74bb48e8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fcf1ddbef13384488c00a0c7e28a8388637760cadb76f5c401828ba74bb48e8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcf1ddbef13384488c00a0c7e28a8388637760cadb76f5c401828ba74bb48e8d", kill_on_drop: false }`
[INFO] [stdout] fcf1ddbef13384488c00a0c7e28a8388637760cadb76f5c401828ba74bb48e8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a750842c9f0b466b8f43cfaf61d9d4e12e7615f17a00abfcb370716a7421a99
[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" "2a750842c9f0b466b8f43cfaf61d9d4e12e7615f17a00abfcb370716a7421a99", kill_on_drop: false }`
[INFO] [stderr]    Compiling mod_utilities v0.1.2
[INFO] [stderr]    Compiling mod_language v0.1.22 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `track_caller` has been stable since 1.46.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib/lib.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![feature(track_caller)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `const_loop` has been stable since 1.45.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib/lib.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | #![feature(const_loop)]
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `const_if_match` has been stable since 1.45.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib/lib.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(const_if_match)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.35s
[INFO] running `Command { std: "docker" "inspect" "2a750842c9f0b466b8f43cfaf61d9d4e12e7615f17a00abfcb370716a7421a99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a750842c9f0b466b8f43cfaf61d9d4e12e7615f17a00abfcb370716a7421a99", kill_on_drop: false }`
[INFO] [stdout] 2a750842c9f0b466b8f43cfaf61d9d4e12e7615f17a00abfcb370716a7421a99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a764a5852712f8534770716dcfce5c9b0ad19e9e9055cc52dd7c59833b0e9d0
[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" "8a764a5852712f8534770716dcfce5c9b0ad19e9e9055cc52dd7c59833b0e9d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling mod_language v0.1.22 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `track_caller` has been stable since 1.46.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib/lib.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![feature(track_caller)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `const_loop` has been stable since 1.45.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib/lib.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | #![feature(const_loop)]
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `const_if_match` has been stable since 1.45.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib/lib.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(const_if_match)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `track_caller` has been stable since 1.46.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib/lib.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![feature(track_caller)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `const_loop` has been stable since 1.45.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib/lib.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | #![feature(const_loop)]
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `const_if_match` has been stable since 1.45.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib/lib.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(const_if_match)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.64s
[INFO] running `Command { std: "docker" "inspect" "8a764a5852712f8534770716dcfce5c9b0ad19e9e9055cc52dd7c59833b0e9d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a764a5852712f8534770716dcfce5c9b0ad19e9e9055cc52dd7c59833b0e9d0", kill_on_drop: false }`
[INFO] [stdout] 8a764a5852712f8534770716dcfce5c9b0ad19e9e9055cc52dd7c59833b0e9d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 58d45098dd2b8aad6f3a625c07a2961bba25ec44de4dc95ecc8f3e24bb650610
[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" "58d45098dd2b8aad6f3a625c07a2961bba25ec44de4dc95ecc8f3e24bb650610", kill_on_drop: false }`
[INFO] [stderr] warning: the feature `track_caller` has been stable since 1.46.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/lib/lib.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 | #![feature(track_caller)]
[INFO] [stderr]   |            ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `const_loop` has been stable since 1.45.0 and no longer requires an attribute to enable
[INFO] [stderr]   --> src/lib/lib.rs:14:12
[INFO] [stderr]    |
[INFO] [stderr] 14 | #![feature(const_loop)]
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `const_if_match` has been stable since 1.45.0 and no longer requires an attribute to enable
[INFO] [stderr]   --> src/lib/lib.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 | #![feature(const_if_match)]
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `track_caller` has been stable since 1.46.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/lib/lib.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 | #![feature(track_caller)]
[INFO] [stderr]   |            ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `const_loop` has been stable since 1.45.0 and no longer requires an attribute to enable
[INFO] [stderr]   --> src/lib/lib.rs:14:12
[INFO] [stderr]    |
[INFO] [stderr] 14 | #![feature(const_loop)]
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `const_if_match` has been stable since 1.45.0 and no longer requires an attribute to enable
[INFO] [stderr]   --> src/lib/lib.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 | #![feature(const_if_match)]
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mod_language-604acf6efc040c22
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mod_language-88450eba18b131ea
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mod_language
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "58d45098dd2b8aad6f3a625c07a2961bba25ec44de4dc95ecc8f3e24bb650610", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58d45098dd2b8aad6f3a625c07a2961bba25ec44de4dc95ecc8f3e24bb650610", kill_on_drop: false }`
[INFO] [stdout] 58d45098dd2b8aad6f3a625c07a2961bba25ec44de4dc95ecc8f3e24bb650610