[INFO] fetching crate seek-ext 0.1.0... [INFO] testing seek-ext-0.1.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] extracting crate seek-ext 0.1.0 into /workspace/builds/worker-7-tc1/source [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-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate seek-ext 0.1.0 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d3df23af8fba1afcc9845c9521df4651ff4d74274d2b020ae33d9d197c87be28 [INFO] running `Command { std: "docker" "start" "-a" "d3df23af8fba1afcc9845c9521df4651ff4d74274d2b020ae33d9d197c87be28", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d3df23af8fba1afcc9845c9521df4651ff4d74274d2b020ae33d9d197c87be28", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d3df23af8fba1afcc9845c9521df4651ff4d74274d2b020ae33d9d197c87be28", kill_on_drop: false }` [INFO] [stdout] d3df23af8fba1afcc9845c9521df4651ff4d74274d2b020ae33d9d197c87be28 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fda4d991c46d68479e9194f2237d89b4794c39b08ceee7e0dbad3fd11797163f [INFO] running `Command { std: "docker" "start" "-a" "fda4d991c46d68479e9194f2237d89b4794c39b08ceee7e0dbad3fd11797163f", kill_on_drop: false }` [INFO] [stderr] Compiling seek-ext v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] running `Command { std: "docker" "inspect" "fda4d991c46d68479e9194f2237d89b4794c39b08ceee7e0dbad3fd11797163f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fda4d991c46d68479e9194f2237d89b4794c39b08ceee7e0dbad3fd11797163f", kill_on_drop: false }` [INFO] [stdout] fda4d991c46d68479e9194f2237d89b4794c39b08ceee7e0dbad3fd11797163f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5f96eb5493f751e5cc4b4e62d795ed3870a569066bf01782c39812a38272f4ee [INFO] running `Command { std: "docker" "start" "-a" "5f96eb5493f751e5cc4b4e62d795ed3870a569066bf01782c39812a38272f4ee", kill_on_drop: false }` [INFO] [stderr] Compiling seek-ext v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: a method 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] = 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] = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default [INFO] [stdout] help: add `#![feature(seek_stream_len)]` to the crate attributes to enable `std::io::Seek::stream_len` [INFO] [stdout] | [INFO] [stdout] 4 + #![feature(seek_stream_len)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method 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] 4 + #![feature(seek_stream_len)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method 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] 4 + #![feature(seek_stream_len)] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.46s [INFO] running `Command { std: "docker" "inspect" "5f96eb5493f751e5cc4b4e62d795ed3870a569066bf01782c39812a38272f4ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f96eb5493f751e5cc4b4e62d795ed3870a569066bf01782c39812a38272f4ee", kill_on_drop: false }` [INFO] [stdout] 5f96eb5493f751e5cc4b4e62d795ed3870a569066bf01782c39812a38272f4ee [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] aa10b6bacaf25c6c6cc4049da405855f011e6a50f1038275df126aba140a6f76 [INFO] running `Command { std: "docker" "start" "-a" "aa10b6bacaf25c6c6cc4049da405855f011e6a50f1038275df126aba140a6f76", kill_on_drop: false }` [INFO] [stderr] warning: a method with this name may be added to the standard library in the future [INFO] [stderr] --> src/lib.rs:86:22 [INFO] [stderr] | [INFO] [stderr] 86 | 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] = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default [INFO] [stderr] help: add `#![feature(seek_stream_len)]` to the crate attributes to enable `std::io::Seek::stream_len` [INFO] [stderr] | [INFO] [stderr] 4 + #![feature(seek_stream_len)] [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: a method 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] 4 + #![feature(seek_stream_len)] [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: a method 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] 4 + #![feature(seek_stream_len)] [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `seek-ext` (lib test) generated 3 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/seek_ext-53281effcf3aca55) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test tests::current_position ... ok [INFO] [stdout] test tests::stream_len ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [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 0.36s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "aa10b6bacaf25c6c6cc4049da405855f011e6a50f1038275df126aba140a6f76", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aa10b6bacaf25c6c6cc4049da405855f011e6a50f1038275df126aba140a6f76", kill_on_drop: false }` [INFO] [stdout] aa10b6bacaf25c6c6cc4049da405855f011e6a50f1038275df126aba140a6f76