[INFO] fetching crate arc_ast 0.1.0... [INFO] testing arc_ast-0.1.0 against beta-2021-01-01 for beta-1.50-1 [INFO] extracting crate arc_ast 0.1.0 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate arc_ast 0.1.0 on toolchain beta-2021-01-01 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate arc_ast 0.1.0 [INFO] finished tweaking crates.io crate arc_ast 0.1.0 [INFO] tweaked toml for crates.io crate arc_ast 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded arc_number v0.1.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c31ae1b89f6b4475af48e468285a7af9f18f7968c41ae308412ce720f91371cd [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" "c31ae1b89f6b4475af48e468285a7af9f18f7968c41ae308412ce720f91371cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c31ae1b89f6b4475af48e468285a7af9f18f7968c41ae308412ce720f91371cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c31ae1b89f6b4475af48e468285a7af9f18f7968c41ae308412ce720f91371cd", kill_on_drop: false }` [INFO] [stdout] c31ae1b89f6b4475af48e468285a7af9f18f7968c41ae308412ce720f91371cd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] a7f6a0b3fa7bf1a5daf0975f8acec7de8b7dac78a3f5090856e9a4ed2c72412e [INFO] running `Command { std: "docker" "start" "-a" "a7f6a0b3fa7bf1a5daf0975f8acec7de8b7dac78a3f5090856e9a4ed2c72412e", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling syn v1.0.57 [INFO] [stderr] Compiling serde_derive v1.0.118 [INFO] [stderr] Compiling num v0.2.1 [INFO] [stderr] Compiling arc_number v0.1.1 [INFO] [stderr] Compiling arc_ast v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `ops::IndexMut` [INFO] [stdout] --> src/utils/ast_impl.rs:4:34 [INFO] [stdout] | [INFO] [stdout] 4 | use std::{collections::VecDeque, ops::IndexMut}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Error` [INFO] [stdout] --> src/utils/ast_traits.rs:4:33 [INFO] [stdout] | [INFO] [stdout] 4 | fmt::{self, Debug, Display, Error, Formatter}, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::VecDeque` [INFO] [stdout] --> src/lib.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use std::collections::VecDeque; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `length` is assigned to, but never used [INFO] [stdout] --> src/utils/ast_traits.rs:71:21 [INFO] [stdout] | [INFO] [stdout] 71 | let mut length = 0; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_length` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 21.60s [INFO] running `Command { std: "docker" "inspect" "a7f6a0b3fa7bf1a5daf0975f8acec7de8b7dac78a3f5090856e9a4ed2c72412e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a7f6a0b3fa7bf1a5daf0975f8acec7de8b7dac78a3f5090856e9a4ed2c72412e", kill_on_drop: false }` [INFO] [stdout] a7f6a0b3fa7bf1a5daf0975f8acec7de8b7dac78a3f5090856e9a4ed2c72412e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d0db345544255f48234bf84a5638b13b12e71f93573e4016aef6f4ec4d34e134 [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" "d0db345544255f48234bf84a5638b13b12e71f93573e4016aef6f4ec4d34e134", kill_on_drop: false }` [INFO] [stderr] Compiling arc_ast v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `ops::IndexMut` [INFO] [stdout] --> src/utils/ast_impl.rs:4:34 [INFO] [stdout] | [INFO] [stdout] 4 | use std::{collections::VecDeque, ops::IndexMut}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Error` [INFO] [stdout] --> src/utils/ast_traits.rs:4:33 [INFO] [stdout] | [INFO] [stdout] 4 | fmt::{self, Debug, Display, Error, Formatter}, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::VecDeque` [INFO] [stdout] --> src/lib.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use std::collections::VecDeque; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `length` is assigned to, but never used [INFO] [stdout] --> src/utils/ast_traits.rs:71:21 [INFO] [stdout] | [INFO] [stdout] 71 | let mut length = 0; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_length` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ops::IndexMut` [INFO] [stdout] --> src/utils/ast_impl.rs:4:34 [INFO] [stdout] | [INFO] [stdout] 4 | use std::{collections::VecDeque, ops::IndexMut}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Error` [INFO] [stdout] --> src/utils/ast_traits.rs:4:33 [INFO] [stdout] | [INFO] [stdout] 4 | fmt::{self, Debug, Display, Error, Formatter}, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::VecDeque` [INFO] [stdout] --> src/lib.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use std::collections::VecDeque; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `length` is assigned to, but never used [INFO] [stdout] --> src/utils/ast_traits.rs:71:21 [INFO] [stdout] | [INFO] [stdout] 71 | let mut length = 0; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_length` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.36s [INFO] running `Command { std: "docker" "inspect" "d0db345544255f48234bf84a5638b13b12e71f93573e4016aef6f4ec4d34e134", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d0db345544255f48234bf84a5638b13b12e71f93573e4016aef6f4ec4d34e134", kill_on_drop: false }` [INFO] [stdout] d0db345544255f48234bf84a5638b13b12e71f93573e4016aef6f4ec4d34e134 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 9abe91cf9b9a5b01211aad8564fff27df3f9d2489961c58453692540abec15dd [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" "9abe91cf9b9a5b01211aad8564fff27df3f9d2489961c58453692540abec15dd", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `ops::IndexMut` [INFO] [stderr] --> src/utils/ast_impl.rs:4:34 [INFO] [stderr] | [INFO] [stderr] 4 | use std::{collections::VecDeque, ops::IndexMut}; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Error` [INFO] [stderr] --> src/utils/ast_traits.rs:4:33 [INFO] [stderr] | [INFO] [stderr] 4 | fmt::{self, Debug, Display, Error, Formatter}, [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::VecDeque` [INFO] [stderr] --> src/lib.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use std::collections::VecDeque; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable `length` is assigned to, but never used [INFO] [stderr] --> src/utils/ast_traits.rs:71:21 [INFO] [stderr] | [INFO] [stderr] 71 | let mut length = 0; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] = note: consider using `_length` instead [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused import: `ops::IndexMut` [INFO] [stderr] --> src/utils/ast_impl.rs:4:34 [INFO] [stderr] | [INFO] [stderr] 4 | use std::{collections::VecDeque, ops::IndexMut}; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Error` [INFO] [stderr] --> src/utils/ast_traits.rs:4:33 [INFO] [stderr] | [INFO] [stderr] 4 | fmt::{self, Debug, Display, Error, Formatter}, [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::VecDeque` [INFO] [stderr] --> src/lib.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use std::collections::VecDeque; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable `length` is assigned to, but never used [INFO] [stderr] --> src/utils/ast_traits.rs:71:21 [INFO] [stderr] | [INFO] [stderr] 71 | let mut length = 0; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] = note: consider using `_length` instead [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/arc_ast-73314a3a9bc8781d [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] [stderr] Running /opt/rustwide/target/debug/deps/display-71ca852a15f7aa39 [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test test_dict ... ok [INFO] [stdout] test test ... ok [INFO] [stderr] Running /opt/rustwide/target/debug/deps/number-2a82e276b9668f9c [INFO] [stdout] test test_list ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test test ... ok [INFO] [stdout] test test_index ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests arc_ast [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" "9abe91cf9b9a5b01211aad8564fff27df3f9d2489961c58453692540abec15dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9abe91cf9b9a5b01211aad8564fff27df3f9d2489961c58453692540abec15dd", kill_on_drop: false }` [INFO] [stdout] 9abe91cf9b9a5b01211aad8564fff27df3f9d2489961c58453692540abec15dd