[INFO] fetching crate se 0.1.0... [INFO] testing se-0.1.0 against 1.52.1 for beta-1.52-2 [INFO] extracting crate se 0.1.0 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate se 0.1.0 on toolchain 1.52.1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate se 0.1.0 [INFO] finished tweaking crates.io crate se 0.1.0 [INFO] tweaked toml for crates.io crate se 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate crates.io crate se 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "fetch" "--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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "metadata" "--no-deps" "--format-version=1", 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] 9bd5ae32881dc00348bcc889989bcd483aaa96af543dbd32133c2b274caefd52 [INFO] running `Command { std: "docker" "start" "-a" "9bd5ae32881dc00348bcc889989bcd483aaa96af543dbd32133c2b274caefd52", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9bd5ae32881dc00348bcc889989bcd483aaa96af543dbd32133c2b274caefd52", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9bd5ae32881dc00348bcc889989bcd483aaa96af543dbd32133c2b274caefd52", kill_on_drop: false }` [INFO] [stdout] 9bd5ae32881dc00348bcc889989bcd483aaa96af543dbd32133c2b274caefd52 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bef5a883cc99c74d3df0071ff16cdca1cbc71122e290def1b34f3bc16d0f7822 [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" "bef5a883cc99c74d3df0071ff16cdca1cbc71122e290def1b34f3bc16d0f7822", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.30 [INFO] [stderr] Compiling anyhow v1.0.31 [INFO] [stderr] Compiling ansi_term v0.12.1 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.2 [INFO] [stderr] Compiling proc-macro-error v1.0.2 [INFO] [stderr] Compiling nom v5.1.1 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling parking_lot_core v0.7.2 [INFO] [stderr] Compiling lexical-core v0.6.2 [INFO] [stderr] Compiling signal-hook v0.1.15 [INFO] [stderr] Compiling clap v2.33.1 [INFO] [stderr] Compiling parking_lot v0.10.2 [INFO] [stderr] Compiling crossterm v0.17.5 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling strum_macros v0.18.0 [INFO] [stderr] Compiling structopt-derive v0.4.7 [INFO] [stderr] Compiling dialect v0.1.0 [INFO] [stderr] Compiling syntax-rust v0.1.0 [INFO] [stderr] Compiling structopt v0.3.14 [INFO] [stderr] Compiling se 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:271:14 [INFO] [stdout] | [INFO] [stdout] 271 | .intersperse(b"\r\n".to_vec()) [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 `itertools::Itertools::intersperse(...)` to keep using the current method [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 01s [INFO] running `Command { std: "docker" "inspect" "bef5a883cc99c74d3df0071ff16cdca1cbc71122e290def1b34f3bc16d0f7822", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bef5a883cc99c74d3df0071ff16cdca1cbc71122e290def1b34f3bc16d0f7822", kill_on_drop: false }` [INFO] [stdout] bef5a883cc99c74d3df0071ff16cdca1cbc71122e290def1b34f3bc16d0f7822 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 401fa0152a747c5e611d69de3e8121cda86c4de09ee84c19b17fddf315dc243e [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" "401fa0152a747c5e611d69de3e8121cda86c4de09ee84c19b17fddf315dc243e", kill_on_drop: false }` [INFO] [stderr] Compiling se 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:271:14 [INFO] [stdout] | [INFO] [stdout] 271 | .intersperse(b"\r\n".to_vec()) [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 `itertools::Itertools::intersperse(...)` to keep using the current method [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [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:271:14 [INFO] [stdout] | [INFO] [stdout] 271 | .intersperse(b"\r\n".to_vec()) [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 `itertools::Itertools::intersperse(...)` to keep using the current method [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.06s [INFO] running `Command { std: "docker" "inspect" "401fa0152a747c5e611d69de3e8121cda86c4de09ee84c19b17fddf315dc243e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "401fa0152a747c5e611d69de3e8121cda86c4de09ee84c19b17fddf315dc243e", kill_on_drop: false }` [INFO] [stdout] 401fa0152a747c5e611d69de3e8121cda86c4de09ee84c19b17fddf315dc243e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "test" "--frozen", 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] 7d9070aad2e7e501dfde73ff29541888b65920a6434553e7a0e109cd75ce3121 [INFO] running `Command { std: "docker" "start" "-a" "7d9070aad2e7e501dfde73ff29541888b65920a6434553e7a0e109cd75ce3121", kill_on_drop: false }` [INFO] [stderr] warning: an associated function with this name may be added to the standard library in the future [INFO] [stderr] --> src/lib.rs:271:14 [INFO] [stderr] | [INFO] [stderr] 271 | .intersperse(b"\r\n".to_vec()) [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 `itertools::Itertools::intersperse(...)` to keep using the current method [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [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:271:14 [INFO] [stderr] | [INFO] [stderr] 271 | .intersperse(b"\r\n".to_vec()) [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 `itertools::Itertools::intersperse(...)` to keep using the current method [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/se-c55ed8440582a247) [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/se-9e5dadb461582d18) [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] [stderr] Doc-tests se [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] [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" "7d9070aad2e7e501dfde73ff29541888b65920a6434553e7a0e109cd75ce3121", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7d9070aad2e7e501dfde73ff29541888b65920a6434553e7a0e109cd75ce3121", kill_on_drop: false }` [INFO] [stdout] 7d9070aad2e7e501dfde73ff29541888b65920a6434553e7a0e109cd75ce3121