[INFO] fetching crate uints 0.7.0... [INFO] testing uints-0.7.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] extracting crate uints 0.7.0 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate uints 0.7.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate uints 0.7.0 [INFO] finished tweaking crates.io crate uints 0.7.0 [INFO] tweaked toml for crates.io crate uints 0.7.0 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] af8359c175dedf12150594a97890695dbc45a5d1be9d166476dc6859afacdca9 [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" "af8359c175dedf12150594a97890695dbc45a5d1be9d166476dc6859afacdca9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "af8359c175dedf12150594a97890695dbc45a5d1be9d166476dc6859afacdca9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "af8359c175dedf12150594a97890695dbc45a5d1be9d166476dc6859afacdca9", kill_on_drop: false }` [INFO] [stdout] af8359c175dedf12150594a97890695dbc45a5d1be9d166476dc6859afacdca9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fa21555a6ddf29908b12f0ef68f825762b897f5f930e1e500c796032b3e740e5 [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" "fa21555a6ddf29908b12f0ef68f825762b897f5f930e1e500c796032b3e740e5", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling fixed-array v0.2.0 [INFO] [stderr] Compiling uints v0.7.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.93s [INFO] running `Command { std: "docker" "inspect" "fa21555a6ddf29908b12f0ef68f825762b897f5f930e1e500c796032b3e740e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fa21555a6ddf29908b12f0ef68f825762b897f5f930e1e500c796032b3e740e5", kill_on_drop: false }` [INFO] [stdout] fa21555a6ddf29908b12f0ef68f825762b897f5f930e1e500c796032b3e740e5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 78aac4b5e02a883acdb4c972344072dcb28633e19396be5d31e86c8ca1a1a405 [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" "78aac4b5e02a883acdb4c972344072dcb28633e19396be5d31e86c8ca1a1a405", kill_on_drop: false }` [INFO] [stderr] Compiling uints v0.7.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future [INFO] [stdout] --> src/lib.rs:293:25 [INFO] [stdout] | [INFO] [stdout] 293 | assert_eq!(1u32.log2(), 0); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `Common::log2(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(int_log)]` to the crate attributes to enable `core::num::::log2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future [INFO] [stdout] --> src/lib.rs:294:25 [INFO] [stdout] | [INFO] [stdout] 294 | assert_eq!(2u32.log2(), 1); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `Common::log2(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(int_log)]` to the crate attributes to enable `core::num::::log2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future [INFO] [stdout] --> src/lib.rs:295:25 [INFO] [stdout] | [INFO] [stdout] 295 | assert_eq!(3u32.log2(), 1); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `Common::log2(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(int_log)]` to the crate attributes to enable `core::num::::log2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future [INFO] [stdout] --> src/lib.rs:296:25 [INFO] [stdout] | [INFO] [stdout] 296 | assert_eq!(4u32.log2(), 2); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `Common::log2(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(int_log)]` to the crate attributes to enable `core::num::::log2` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.86s [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "78aac4b5e02a883acdb4c972344072dcb28633e19396be5d31e86c8ca1a1a405", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "78aac4b5e02a883acdb4c972344072dcb28633e19396be5d31e86c8ca1a1a405", kill_on_drop: false }` [INFO] [stdout] 78aac4b5e02a883acdb4c972344072dcb28633e19396be5d31e86c8ca1a1a405 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 41d5ef6f466224dcc39a4597d84a1550a38e86b9c50f1776affdd9b002b30ebd [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" "41d5ef6f466224dcc39a4597d84a1550a38e86b9c50f1776affdd9b002b30ebd", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: an associated function with this name may be added to the standard library in the future [INFO] [stdout] running 1 test [INFO] [stderr] --> src/lib.rs:293:25 [INFO] [stderr] | [INFO] [stderr] 293 | assert_eq!(1u32.log2(), 0); [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stderr] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stderr] = note: for more information, see issue #48919 [INFO] [stderr] = help: call with fully qualified syntax `Common::log2(...)` to keep using the current method [INFO] [stderr] = help: add `#![feature(int_log)]` to the crate attributes to enable `core::num::::log2` [INFO] [stderr] [INFO] [stderr] warning: an associated function with this name may be added to the standard library in the future [INFO] [stderr] --> src/lib.rs:294:25 [INFO] [stderr] | [INFO] [stderr] 294 | assert_eq!(2u32.log2(), 1); [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stderr] = note: for more information, see issue #48919 [INFO] [stderr] = help: call with fully qualified syntax `Common::log2(...)` to keep using the current method [INFO] [stderr] = help: add `#![feature(int_log)]` to the crate attributes to enable `core::num::::log2` [INFO] [stderr] [INFO] [stderr] warning: an associated function with this name may be added to the standard library in the future [INFO] [stderr] --> src/lib.rs:295:25 [INFO] [stderr] | [INFO] [stderr] 295 | assert_eq!(3u32.log2(), 1); [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stderr] = note: for more information, see issue #48919 [INFO] [stderr] = help: call with fully qualified syntax `Common::log2(...)` to keep using the current method [INFO] [stderr] = help: add `#![feature(int_log)]` to the crate attributes to enable `core::num::::log2` [INFO] [stderr] [INFO] [stderr] warning: an associated function with this name may be added to the standard library in the future [INFO] [stderr] --> src/lib.rs:296:25 [INFO] [stderr] | [INFO] [stderr] 296 | assert_eq!(4u32.log2(), 2); [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stderr] = note: for more information, see issue #48919 [INFO] [stderr] = help: call with fully qualified syntax `Common::log2(...)` to keep using the current method [INFO] [stderr] = help: add `#![feature(int_log)]` to the crate attributes to enable `core::num::::log2` [INFO] [stderr] [INFO] [stderr] warning: `uints` (lib test) generated 4 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/uints-f103047e48a89994) [INFO] [stdout] test tests::log2 ... ok [INFO] [stderr] Doc-tests uints [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 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" "41d5ef6f466224dcc39a4597d84a1550a38e86b9c50f1776affdd9b002b30ebd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "41d5ef6f466224dcc39a4597d84a1550a38e86b9c50f1776affdd9b002b30ebd", kill_on_drop: false }` [INFO] [stdout] 41d5ef6f466224dcc39a4597d84a1550a38e86b9c50f1776affdd9b002b30ebd