[INFO] fetching crate grid 0.6.0...
[INFO] testing grid-0.6.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate grid 0.6.0 into /workspace/builds/worker-104/source
[INFO] validating manifest of crates.io crate grid 0.6.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate grid 0.6.0
[INFO] finished tweaking crates.io crate grid 0.6.0
[INFO] tweaked toml for crates.io crate grid 0.6.0 written to /workspace/builds/worker-104/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5b432baed67ab5f13d57e6f2afd85b51b53d812da68bc398389c27b2bac051f
[INFO] running `Command { std: "docker" "start" "-a" "e5b432baed67ab5f13d57e6f2afd85b51b53d812da68bc398389c27b2bac051f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5b432baed67ab5f13d57e6f2afd85b51b53d812da68bc398389c27b2bac051f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5b432baed67ab5f13d57e6f2afd85b51b53d812da68bc398389c27b2bac051f", kill_on_drop: false }`
[INFO] [stdout] e5b432baed67ab5f13d57e6f2afd85b51b53d812da68bc398389c27b2bac051f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d5cc3b5f87f08bdab9a5f7f58ac7d2126607454d37efc581190c2294e13cb38
[INFO] running `Command { std: "docker" "start" "-a" "1d5cc3b5f87f08bdab9a5f7f58ac7d2126607454d37efc581190c2294e13cb38", kill_on_drop: false }`
[INFO] [stderr]    Compiling no-std-compat v0.4.1
[INFO] [stderr]    Compiling grid v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "1d5cc3b5f87f08bdab9a5f7f58ac7d2126607454d37efc581190c2294e13cb38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d5cc3b5f87f08bdab9a5f7f58ac7d2126607454d37efc581190c2294e13cb38", kill_on_drop: false }`
[INFO] [stdout] 1d5cc3b5f87f08bdab9a5f7f58ac7d2126607454d37efc581190c2294e13cb38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ad044710ec1af8d115fb2b509cf7fda13a0084dbd7bdf61885ec869548c8431
[INFO] running `Command { std: "docker" "start" "-a" "5ad044710ec1af8d115fb2b509cf7fda13a0084dbd7bdf61885ec869548c8431", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling crossbeam-utils v0.8.7
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.7
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling crossbeam-channel v0.5.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling grid v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 26.62s
[INFO] running `Command { std: "docker" "inspect" "5ad044710ec1af8d115fb2b509cf7fda13a0084dbd7bdf61885ec869548c8431", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ad044710ec1af8d115fb2b509cf7fda13a0084dbd7bdf61885ec869548c8431", kill_on_drop: false }`
[INFO] [stdout] 5ad044710ec1af8d115fb2b509cf7fda13a0084dbd7bdf61885ec869548c8431
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 63abbfe6a306bf3257f11de9c5e8dcbceee318c3cc18a85cc792d508cc61127a
[INFO] running `Command { std: "docker" "start" "-a" "63abbfe6a306bf3257f11de9c5e8dcbceee318c3cc18a85cc792d508cc61127a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.28s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/grid-069ad0d6a3edfa64)
[INFO] [stdout] 
[INFO] [stdout] running 59 tests
[INFO] [stdout] test test::clear ... ok
[INFO] [stdout] test test::fmt_grid ... ok
[INFO] [stdout] test test::fmt_row ... ok
[INFO] [stdout] test test::clone ... ok
[INFO] [stdout] test test::fmt_empty ... ok
[INFO] [stdout] test test::equal ... ok
[INFO] [stdout] test test::equal_empty ... ok
[INFO] [stdout] test test::idx ... ok
[INFO] [stdout] test test::is_empty_true ... ok
[INFO] [stdout] test test::insert_row_start ... ok
[INFO] [stdout] test test::get_none ... ok
[INFO] [stdout] test test::is_empty_false ... ok
[INFO] [stdout] test test::get ... ok
[INFO] [stdout] test test::get_mut_none ... ok
[INFO] [stdout] test test::init ... ok
[INFO] [stdout] test test::insert_row_at_end ... ok
[INFO] [stdout] test test::get_mut ... ok
[INFO] [stdout] test test::from_vec_zero ... ok
[INFO] [stdout] test test::idx_set ... ok
[INFO] [stdout] test test::insert_col_at_end ... ok
[INFO] [stdout] test test::iter ... ok
[INFO] [stdout] test test::iter_row ... ok
[INFO] [stdout] test test::macro_init ... ok
[INFO] [stdout] test test::macro_init_empty ... ok
[INFO] [stdout] test test::macro_init_2 ... ok
[INFO] [stdout] test test::pop_col ... ok
[INFO] [stdout] test test::pop_col_empty ... ok
[INFO] [stdout] test test::push_row_empty ... ok
[INFO] [stdout] test test::ne ... ok
[INFO] [stdout] test test::pop_row ... ok
[INFO] [stdout] test test::push_col ... ok
[INFO] [stdout] test test::push_col_small ... ok
[INFO] [stdout] test test::size ... ok
[INFO] [stdout] test test::pop_row_empty ... ok
[INFO] [stdout] test test::transpose ... ok
[INFO] [stdout] test test::push_col_single ... ok
[INFO] [stdout] test test::macro_init_char ... ok
[INFO] [stdout] test test::push_col_empty ... ok
[INFO] [stdout] test test::macro_one_row ... ok
[INFO] [stdout] test test::ne_dif_rows ... ok
[INFO] [stdout] test test::ne_full_empty ... ok
[INFO] [stdout] test test::new ... ok
[INFO] [stdout] test test::ctr_panics_2 - should panic ... ok
[INFO] [stdout] test test::idx_out_of_col_bounds - should panic ... ok
[INFO] [stdout] test test::idx_panic_1 - should panic ... ok
[INFO] [stdout] test test::insert_col_out_of_idx - should panic ... ok
[INFO] [stdout] test test::iter_col_out_of_bound - should panic ... ok
[INFO] [stdout] test test::iter_col_zero - should panic ... ok
[INFO] [stdout] test test::init_panics - should panic ... ok
[INFO] [stdout] test test::from_vec_panics_3 - should panic ... ok
[INFO] [stdout] test test::insert_row_wrong_size_of_idx - should panic ... ok
[INFO] [stdout] test test::from_vec_panics_1 - should panic ... ok
[INFO] [stdout] test test::insert_row_out_of_idx - should panic ... ok
[INFO] [stdout] test test::idx_panic_2 - should panic ... ok
[INFO] [stdout] test test::from_vec_panics_2 - should panic ... ok
[INFO] [stdout] test test::iter_row_empty - should panic ... ok
[INFO] [stdout] test test::iter_row_out_of_bound - should panic ... ok
[INFO] [stdout] test test::push_col_wrong_size - should panic ... ok
[INFO] [stdout] test test::push_row_wrong_size - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 59 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests grid
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test src/lib.rs - grid (line 77) ... ignored
[INFO] [stdout] test src/lib.rs - Grid<T>::push_row (line 429) ... ok
[INFO] [stdout] test src/lib.rs - Grid<T>::iter (line 284) ... ok
[INFO] [stdout] test src/lib.rs - (line 20) ... ok
[INFO] [stdout] test src/lib.rs - Grid<T>::iter_col (line 315) ... ok
[INFO] [stdout] test src/lib.rs - grid (line 65) ... ok
[INFO] [stdout] test src/lib.rs - Grid<T>::is_empty (line 267) ... ok
[INFO] [stdout] test src/lib.rs - Grid<T>::from_vec (line 167) ... ok
[INFO] [stdout] test src/lib.rs - Grid<T>::pop_row (line 518) ... ok
[INFO] [stdout] test src/lib.rs - Grid<T>::push_col (line 487) ... ok
[INFO] [stdout] test src/lib.rs - Grid<T>::flatten (line 627) ... ok
[INFO] [stdout] test src/lib.rs - Grid<T>::from_vec (line 179) ... ok
[INFO] [stdout] test src/lib.rs - Grid<T>::new (line 130) ... ok
[INFO] [stdout] test src/lib.rs - Grid<T>::iter_col_mut (line 342) ... ok
[INFO] [stdout] test src/lib.rs - Grid<T>::insert_col (line 599) ... ok
[INFO] [stdout] test src/lib.rs - Grid<T>::push_row (line 442) ... ok
[INFO] [stdout] test src/lib.rs - Grid<T>::iter_row (line 371) ... ok
[INFO] [stdout] test src/lib.rs - Grid<T>::push_col (line 475) ... ok
[INFO] [stdout] test src/lib.rs - Grid<T>::iter_mut (line 299) ... ok
[INFO] [stdout] test src/lib.rs - Grid<T>::iter_row_mut (line 400) ... ok
[INFO] [stdout] test src/lib.rs - Grid<T>::insert_row (line 572) ... ok
[INFO] [stdout] test src/lib.rs - Grid<T>::pop_col (line 544) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 1.10s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "63abbfe6a306bf3257f11de9c5e8dcbceee318c3cc18a85cc792d508cc61127a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63abbfe6a306bf3257f11de9c5e8dcbceee318c3cc18a85cc792d508cc61127a", kill_on_drop: false }`
[INFO] [stdout] 63abbfe6a306bf3257f11de9c5e8dcbceee318c3cc18a85cc792d508cc61127a