[INFO] fetching crate seek-ext 0.1.0... [INFO] testing seek-ext-0.1.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] extracting crate seek-ext 0.1.0 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate seek-ext 0.1.0 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 seek-ext 0.1.0 [INFO] finished tweaking crates.io crate seek-ext 0.1.0 [INFO] tweaked toml for crates.io crate seek-ext 0.1.0 written to /workspace/builds/worker-7/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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] a5f84418827b07f29557ab15b58ccbd65b6029f6540eee0d28504be3ee8c5062 [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" "a5f84418827b07f29557ab15b58ccbd65b6029f6540eee0d28504be3ee8c5062", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a5f84418827b07f29557ab15b58ccbd65b6029f6540eee0d28504be3ee8c5062", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a5f84418827b07f29557ab15b58ccbd65b6029f6540eee0d28504be3ee8c5062", kill_on_drop: false }` [INFO] [stdout] a5f84418827b07f29557ab15b58ccbd65b6029f6540eee0d28504be3ee8c5062 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] eb304ce050080fd5625bc2620a4688c6463f19e69cfe1dca3cd6bde89b6d46fc [INFO] running `Command { std: "docker" "start" "-a" "eb304ce050080fd5625bc2620a4688c6463f19e69cfe1dca3cd6bde89b6d46fc", kill_on_drop: false }` [INFO] [stderr] Compiling seek-ext v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.20s [INFO] running `Command { std: "docker" "inspect" "eb304ce050080fd5625bc2620a4688c6463f19e69cfe1dca3cd6bde89b6d46fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eb304ce050080fd5625bc2620a4688c6463f19e69cfe1dca3cd6bde89b6d46fc", kill_on_drop: false }` [INFO] [stdout] eb304ce050080fd5625bc2620a4688c6463f19e69cfe1dca3cd6bde89b6d46fc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] ea8b62423a1ffd4c3d282bb108031018ad8ccd70d3d90f8f71636435b5407159 [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" "ea8b62423a1ffd4c3d282bb108031018ad8ccd70d3d90f8f71636435b5407159", kill_on_drop: false }` [INFO] [stderr] Compiling seek-ext v0.1.0 (/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:86:22 [INFO] [stdout] | [INFO] [stdout] 86 | assert_eq!(c.stream_len().unwrap(), 15); [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 `SeekExt::stream_len(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(seek_stream_len)]` to the crate attributes to enable `std::io::Seek::stream_len` [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:90:22 [INFO] [stdout] | [INFO] [stdout] 90 | assert_eq!(c.stream_len().unwrap(), 15); [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 `SeekExt::stream_len(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(seek_stream_len)]` to the crate attributes to enable `std::io::Seek::stream_len` [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:96:22 [INFO] [stdout] | [INFO] [stdout] 96 | assert_eq!(c.stream_len().unwrap(), 15); [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 `SeekExt::stream_len(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(seek_stream_len)]` to the crate attributes to enable `std::io::Seek::stream_len` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.74s [INFO] running `Command { std: "docker" "inspect" "ea8b62423a1ffd4c3d282bb108031018ad8ccd70d3d90f8f71636435b5407159", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ea8b62423a1ffd4c3d282bb108031018ad8ccd70d3d90f8f71636435b5407159", kill_on_drop: false }` [INFO] [stdout] ea8b62423a1ffd4c3d282bb108031018ad8ccd70d3d90f8f71636435b5407159 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] f9dcd15bda66c9767ca28b2ebcb3c17749077f7312f4240b693c1be7c44f8471 [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" "f9dcd15bda66c9767ca28b2ebcb3c17749077f7312f4240b693c1be7c44f8471", 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 2 tests [INFO] [stderr] --> src/lib.rs:86:22 [INFO] [stdout] test tests::current_position ... ok [INFO] [stderr] | [INFO] [stdout] test tests::stream_len ... ok [INFO] [stderr] 86 | assert_eq!(c.stream_len().unwrap(), 15); [INFO] [stdout] [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stderr] | [INFO] [stdout] [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 `SeekExt::stream_len(...)` to keep using the current method [INFO] [stderr] = help: add `#![feature(seek_stream_len)]` to the crate attributes to enable `std::io::Seek::stream_len` [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:90:22 [INFO] [stderr] | [INFO] [stderr] 90 | assert_eq!(c.stream_len().unwrap(), 15); [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 `SeekExt::stream_len(...)` to keep using the current method [INFO] [stderr] = help: add `#![feature(seek_stream_len)]` to the crate attributes to enable `std::io::Seek::stream_len` [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:96:22 [INFO] [stderr] | [INFO] [stderr] 96 | assert_eq!(c.stream_len().unwrap(), 15); [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 `SeekExt::stream_len(...)` to keep using the current method [INFO] [stderr] = help: add `#![feature(seek_stream_len)]` to the crate attributes to enable `std::io::Seek::stream_len` [INFO] [stderr] [INFO] [stderr] warning: `seek-ext` (lib test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/seek_ext-2ba79d05b7963049) [INFO] [stderr] Doc-tests seek-ext [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - SeekExt::stream_len (line 28) ... ok [INFO] [stdout] test src/lib.rs - SeekExt::current_position (line 55) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.82s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "f9dcd15bda66c9767ca28b2ebcb3c17749077f7312f4240b693c1be7c44f8471", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f9dcd15bda66c9767ca28b2ebcb3c17749077f7312f4240b693c1be7c44f8471", kill_on_drop: false }` [INFO] [stdout] f9dcd15bda66c9767ca28b2ebcb3c17749077f7312f4240b693c1be7c44f8471