[INFO] fetching crate oper 0.3.0...
[INFO] testing oper-0.3.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate oper 0.3.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate oper 0.3.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate oper 0.3.0
[INFO] finished tweaking crates.io crate oper 0.3.0
[INFO] tweaked toml for crates.io crate oper 0.3.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate oper 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v1.0.5
[INFO] [stderr]   Downloaded cc v1.0.45
[INFO] [stderr]   Downloaded xi-unicode v0.1.0
[INFO] [stderr]   Downloaded stable_deref_trait v1.1.1
[INFO] [stderr]   Downloaded ncurses v5.99.0
[INFO] [stderr]   Downloaded arc-swap v0.4.2
[INFO] [stderr]   Downloaded array-macro v1.0.3
[INFO] [stderr]   Downloaded num v0.2.0
[INFO] [stderr]   Downloaded term_size v0.3.1
[INFO] [stderr]   Downloaded num-rational v0.2.2
[INFO] [stderr]   Downloaded enum-map-internals v0.1.3
[INFO] [stderr]   Downloaded num-complex v0.2.3
[INFO] [stderr]   Downloaded rayon v1.3.0
[INFO] [stderr]   Downloaded libssh2-sys v0.2.11
[INFO] [stderr]   Downloaded hashbrown v0.3.1
[INFO] [stderr]   Downloaded termios v0.3.1
[INFO] [stderr]   Downloaded cgmath v0.16.1
[INFO] [stderr]   Downloaded pkg-config v0.3.16
[INFO] [stderr]   Downloaded serde v1.0.104
[INFO] [stderr]   Downloaded chrono v0.4.10
[INFO] [stderr]   Downloaded approx v0.1.1
[INFO] [stderr]   Downloaded enum-map v0.5.0
[INFO] [stderr]   Downloaded rayon-core v1.7.0
[INFO] [stderr]   Downloaded autocfg v0.1.6
[INFO] [stderr]   Downloaded simple_logger v1.5.0
[INFO] [stderr]   Downloaded git2 v0.11.0
[INFO] [stderr]   Downloaded time-macros v0.1.0
[INFO] [stderr]   Downloaded time v0.2.6
[INFO] [stderr]   Downloaded libz-sys v1.0.25
[INFO] [stderr]   Downloaded enumset_derive v0.4.0
[INFO] [stderr]   Downloaded enum-map-derive v0.4.2
[INFO] [stderr]   Downloaded enumset v0.4.0
[INFO] [stderr]   Downloaded colored v1.8.0
[INFO] [stderr]   Downloaded cursive v0.12.0
[INFO] [stderr]   Downloaded libgit2-sys v0.10.0
[INFO] [stderr]   Downloaded rgb v0.8.14
[INFO] [stderr]   Downloaded proc-macro2 v1.0.3
[INFO] [stderr]   Downloaded unicode-width v0.1.6
[INFO] [stderr]   Downloaded either v1.5.2
[INFO] [stderr]   Downloaded winconsole v0.10.0
[INFO] [stderr]   Downloaded signal-hook v0.1.10
[INFO] [stderr]   Downloaded smallvec v0.6.10
[INFO] [stderr]   Downloaded rustversion v1.0.2
[INFO] [stderr]   Downloaded crossbeam-queue v0.2.1
[INFO] [stderr]   Downloaded signal-hook-registry v1.1.1
[INFO] [stderr]   Downloaded unicode-segmentation v1.3.0
[INFO] [stderr]   Downloaded owning_ref v0.4.0
[INFO] [stderr]   Downloaded openssl-sys v0.9.49
[INFO] [stderr]   Downloaded unicode-normalization v0.1.8
[INFO] [stderr]   Downloaded console v0.9.2
[INFO] [stderr]   Downloaded time-macros-impl v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 530059c2275dfccd8429718896bc63c2025af960faa36235d44812921108c32b
[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" "530059c2275dfccd8429718896bc63c2025af960faa36235d44812921108c32b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "530059c2275dfccd8429718896bc63c2025af960faa36235d44812921108c32b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "530059c2275dfccd8429718896bc63c2025af960faa36235d44812921108c32b", kill_on_drop: false }`
[INFO] [stdout] 530059c2275dfccd8429718896bc63c2025af960faa36235d44812921108c32b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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] cc828b427a8b5afe4b4d6b3ecf1bebbf54ad6a0da8e4f710cd6fb392bc8822c0
[INFO] running `Command { std: "docker" "start" "-a" "cc828b427a8b5afe4b4d6b3ecf1bebbf54ad6a0da8e4f710cd6fb392bc8822c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling pkg-config v0.3.16
[INFO] [stderr]    Compiling proc-macro2 v1.0.3
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling winapi v0.3.8
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]    Compiling smallvec v0.6.10
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling array-macro v1.0.3
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling arc-swap v0.4.2
[INFO] [stderr]    Compiling rgb v0.8.14
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling xi-unicode v0.1.0
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling enum-map-internals v0.1.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.8
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling termios v0.3.1
[INFO] [stderr]    Compiling clicolors-control v1.0.1
[INFO] [stderr]    Compiling term_size v0.3.1
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling signal-hook-registry v1.1.1
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling cc v1.0.45
[INFO] [stderr]    Compiling signal-hook v0.1.10
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling crossbeam-deque v0.7.2
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling url v2.1.0
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling openssl-sys v0.9.49
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling libssh2-sys v0.2.11
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]    Compiling libgit2-sys v0.10.0
[INFO] [stderr]    Compiling chrono v0.4.10
[INFO] [stderr]    Compiling console v0.9.2
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling winconsole v0.10.0
[INFO] [stderr]    Compiling colored v1.8.0
[INFO] [stderr]    Compiling simple_logger v1.5.0
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling indicatif v0.14.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling enum-map-derive v0.4.2
[INFO] [stderr]    Compiling darling_core v0.9.0
[INFO] [stderr]    Compiling enum-map v0.5.0
[INFO] [stderr]    Compiling time-macros-impl v0.1.0
[INFO] [stderr]    Compiling git2 v0.11.0
[INFO] [stderr]    Compiling time-macros v0.1.0
[INFO] [stderr]    Compiling time v0.2.6
[INFO] [stderr]    Compiling darling_macro v0.9.0
[INFO] [stderr]    Compiling darling v0.9.0
[INFO] [stderr]    Compiling enumset_derive v0.4.0
[INFO] [stderr]    Compiling enumset v0.4.0
[INFO] [stderr]    Compiling cursive v0.12.0
[INFO] [stderr]    Compiling oper v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:88:28
[INFO] [stdout]    |
[INFO] [stdout] 88 |         .or_else(|e| Err(e.description().into()))
[INFO] [stdout]    |                            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/main.rs:106:61
[INFO] [stdout]     |
[INFO] [stdout] 106 |         .map_err(|e| io::Error::new(io::ErrorKind::Other, e.description()))?;
[INFO] [stdout]     |                                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 50s
[INFO] running `Command { std: "docker" "inspect" "cc828b427a8b5afe4b4d6b3ecf1bebbf54ad6a0da8e4f710cd6fb392bc8822c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc828b427a8b5afe4b4d6b3ecf1bebbf54ad6a0da8e4f710cd6fb392bc8822c0", kill_on_drop: false }`
[INFO] [stdout] cc828b427a8b5afe4b4d6b3ecf1bebbf54ad6a0da8e4f710cd6fb392bc8822c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--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] e12a75445e2d7ab04618fe03d5032907d44ee84f27b1bacda16fb5ede9174628
[INFO] running `Command { std: "docker" "start" "-a" "e12a75445e2d7ab04618fe03d5032907d44ee84f27b1bacda16fb5ede9174628", kill_on_drop: false }`
[INFO] [stderr]    Compiling oper v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:88:28
[INFO] [stdout]    |
[INFO] [stdout] 88 |         .or_else(|e| Err(e.description().into()))
[INFO] [stdout]    |                            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/main.rs:106:61
[INFO] [stdout]     |
[INFO] [stdout] 106 |         .map_err(|e| io::Error::new(io::ErrorKind::Other, e.description()))?;
[INFO] [stdout]     |                                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.05s
[INFO] running `Command { std: "docker" "inspect" "e12a75445e2d7ab04618fe03d5032907d44ee84f27b1bacda16fb5ede9174628", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e12a75445e2d7ab04618fe03d5032907d44ee84f27b1bacda16fb5ede9174628", kill_on_drop: false }`
[INFO] [stdout] e12a75445e2d7ab04618fe03d5032907d44ee84f27b1bacda16fb5ede9174628
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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] 5de70ddfe54cdbe7b8f5ff3aa2d522e9c819273b334d4893a687429d6601208e
[INFO] running `Command { std: "docker" "start" "-a" "5de70ddfe54cdbe7b8f5ff3aa2d522e9c819273b334d4893a687429d6601208e", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/main.rs:88:28
[INFO] [stderr]    |
[INFO] [stderr] 88 |         .or_else(|e| Err(e.description().into()))
[INFO] [stderr]    |                            ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/main.rs:106:61
[INFO] [stderr]     |
[INFO] [stderr] 106 |         .map_err(|e| io::Error::new(io::ErrorKind::Other, e.description()))?;
[INFO] [stderr]     |                                                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `oper` (bin "oper" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/oper-e23ad8e11ff654e0)
[INFO] [stdout] running 2 tests
[INFO] [stdout] test views::table_view::tests::should_insert_into_existing_table ... ok
[INFO] [stdout] test views::table_view::tests::should_insert_into_empty_table ... 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] running `Command { std: "docker" "inspect" "5de70ddfe54cdbe7b8f5ff3aa2d522e9c819273b334d4893a687429d6601208e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5de70ddfe54cdbe7b8f5ff3aa2d522e9c819273b334d4893a687429d6601208e", kill_on_drop: false }`
[INFO] [stdout] 5de70ddfe54cdbe7b8f5ff3aa2d522e9c819273b334d4893a687429d6601208e