[INFO] fetching crate seek-ext 0.1.0... [INFO] testing seek-ext-0.1.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1 [INFO] extracting crate seek-ext 0.1.0 into /workspace/builds/worker-7-tc2/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-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate seek-ext 0.1.0 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e3f688d91fe28edbce3156655045981ebf4d6c519662b43e447abae9a53a5589 [INFO] running `Command { std: "docker" "start" "-a" "e3f688d91fe28edbce3156655045981ebf4d6c519662b43e447abae9a53a5589", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e3f688d91fe28edbce3156655045981ebf4d6c519662b43e447abae9a53a5589", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e3f688d91fe28edbce3156655045981ebf4d6c519662b43e447abae9a53a5589", kill_on_drop: false }` [INFO] [stdout] e3f688d91fe28edbce3156655045981ebf4d6c519662b43e447abae9a53a5589 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ae8cf87f6534794c9558da93972d0363510806dad0f4869fe03144c3956ba1bb [INFO] running `Command { std: "docker" "start" "-a" "ae8cf87f6534794c9558da93972d0363510806dad0f4869fe03144c3956ba1bb", 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 0.14s [INFO] running `Command { std: "docker" "inspect" "ae8cf87f6534794c9558da93972d0363510806dad0f4869fe03144c3956ba1bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ae8cf87f6534794c9558da93972d0363510806dad0f4869fe03144c3956ba1bb", kill_on_drop: false }` [INFO] [stdout] ae8cf87f6534794c9558da93972d0363510806dad0f4869fe03144c3956ba1bb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2371cdb6d54aae0f382cd5d972ec8e8ac1599464589b634a560f2bef1d48aa15 [INFO] running `Command { std: "docker" "start" "-a" "2371cdb6d54aae0f382cd5d972ec8e8ac1599464589b634a560f2bef1d48aa15", 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 0.38s [INFO] running `Command { std: "docker" "inspect" "2371cdb6d54aae0f382cd5d972ec8e8ac1599464589b634a560f2bef1d48aa15", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2371cdb6d54aae0f382cd5d972ec8e8ac1599464589b634a560f2bef1d48aa15", kill_on_drop: false }` [INFO] [stdout] 2371cdb6d54aae0f382cd5d972ec8e8ac1599464589b634a560f2bef1d48aa15 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ba9c8cd8135c30212302f44f50db36746df40dc9c26f7c693dceaccad62ac57d [INFO] running `Command { std: "docker" "start" "-a" "ba9c8cd8135c30212302f44f50db36746df40dc9c26f7c693dceaccad62ac57d", 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 0.04s [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 0.04s [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 0.42s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "ba9c8cd8135c30212302f44f50db36746df40dc9c26f7c693dceaccad62ac57d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ba9c8cd8135c30212302f44f50db36746df40dc9c26f7c693dceaccad62ac57d", kill_on_drop: false }` [INFO] [stdout] ba9c8cd8135c30212302f44f50db36746df40dc9c26f7c693dceaccad62ac57d