[INFO] cloning repository https://github.com/bjrnt/elemental-speller [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bjrnt/elemental-speller" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbjrnt%2Felemental-speller", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbjrnt%2Felemental-speller'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0959e1ab30fb50b07f2787db4ea51e878da4c778 [INFO] testing bjrnt/elemental-speller against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbjrnt%2Felemental-speller" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/bjrnt/elemental-speller on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/bjrnt/elemental-speller [INFO] finished tweaking git repo https://github.com/bjrnt/elemental-speller [INFO] tweaked toml for git repo https://github.com/bjrnt/elemental-speller written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/bjrnt/elemental-speller already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6b64ed017c9ef1093fa34bb7121683426a8b45a9eda60d13782c509517b4c520 [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" "6b64ed017c9ef1093fa34bb7121683426a8b45a9eda60d13782c509517b4c520", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6b64ed017c9ef1093fa34bb7121683426a8b45a9eda60d13782c509517b4c520", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6b64ed017c9ef1093fa34bb7121683426a8b45a9eda60d13782c509517b4c520", kill_on_drop: false }` [INFO] [stdout] 6b64ed017c9ef1093fa34bb7121683426a8b45a9eda60d13782c509517b4c520 [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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 385a7191d29810dda8fc6970449316671534ffdb0d3205ff2fc72002ccca07cc [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" "385a7191d29810dda8fc6970449316671534ffdb0d3205ff2fc72002ccca07cc", kill_on_drop: false }` [INFO] [stderr] Compiling rustc-serialize v0.3.22 [INFO] [stderr] Compiling byteorder v0.5.3 [INFO] [stderr] Compiling either v1.0.2 [INFO] [stderr] Compiling itertools v0.5.9 [INFO] [stderr] Compiling csv v0.14.7 [INFO] [stderr] Compiling elemental-speller v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:9:18 [INFO] [stdout] | [INFO] [stdout] 9 | type Error = Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [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/main.rs:91:60 [INFO] [stdout] | [INFO] [stdout] 91 | for elem in self.0.iter().map(|e| e.name.as_str()).intersperse(", ") { [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] = help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.06s [INFO] running `Command { std: "docker" "inspect" "385a7191d29810dda8fc6970449316671534ffdb0d3205ff2fc72002ccca07cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "385a7191d29810dda8fc6970449316671534ffdb0d3205ff2fc72002ccca07cc", kill_on_drop: false }` [INFO] [stdout] 385a7191d29810dda8fc6970449316671534ffdb0d3205ff2fc72002ccca07cc [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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 562b72fa8a5e4717a68ff63feb1c2b6d0c47378d9a789939faa2627a6551f143 [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" "562b72fa8a5e4717a68ff63feb1c2b6d0c47378d9a789939faa2627a6551f143", kill_on_drop: false }` [INFO] [stderr] Compiling elemental-speller v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:9:18 [INFO] [stdout] | [INFO] [stdout] 9 | type Error = Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [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/main.rs:91:60 [INFO] [stdout] | [INFO] [stdout] 91 | for elem in self.0.iter().map(|e| e.name.as_str()).intersperse(", ") { [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] = help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.79s [INFO] running `Command { std: "docker" "inspect" "562b72fa8a5e4717a68ff63feb1c2b6d0c47378d9a789939faa2627a6551f143", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "562b72fa8a5e4717a68ff63feb1c2b6d0c47378d9a789939faa2627a6551f143", kill_on_drop: false }` [INFO] [stdout] 562b72fa8a5e4717a68ff63feb1c2b6d0c47378d9a789939faa2627a6551f143 [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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ebd956258e639c26ef24ec97727e584494eb20fbd0e1029019577a56163d5817 [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" "ebd956258e639c26ef24ec97727e584494eb20fbd0e1029019577a56163d5817", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/main.rs:9:18 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 9 | type Error = Box; [INFO] [stdout] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: an associated function with this name may be added to the standard library in the future [INFO] [stderr] --> src/main.rs:91:60 [INFO] [stderr] | [INFO] [stderr] 91 | for elem in self.0.iter().map(|e| e.name.as_str()).intersperse(", ") { [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] = help: add `#![feature(iter_intersperse)]` to the crate attributes to enable `std::iter::Iterator::intersperse` [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/elemental_speller-86a5a99141c2d100) [INFO] running `Command { std: "docker" "inspect" "ebd956258e639c26ef24ec97727e584494eb20fbd0e1029019577a56163d5817", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ebd956258e639c26ef24ec97727e584494eb20fbd0e1029019577a56163d5817", kill_on_drop: false }` [INFO] [stdout] ebd956258e639c26ef24ec97727e584494eb20fbd0e1029019577a56163d5817