[INFO] fetching crate avrow 0.2.1...
[INFO] checking avrow-0.2.1 against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470
[INFO] extracting crate avrow 0.2.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate avrow 0.2.1 on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate avrow 0.2.1
[INFO] finished tweaking crates.io crate avrow 0.2.1
[INFO] tweaked toml for crates.io crate avrow 0.2.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate avrow 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bzip2 v0.4.1
[INFO] [stderr]   Downloaded zstd v0.5.3+zstd.1.4.5
[INFO] [stderr]   Downloaded flate2 v1.0.18
[INFO] [stderr]   Downloaded fstrings-proc-macro v0.2.3
[INFO] [stderr]   Downloaded fstrings v0.2.3
[INFO] [stderr]   Downloaded zstd-safe v2.0.5+zstd.1.4.5
[INFO] [stderr]   Downloaded xz2 v0.1.6
[INFO] [stderr]   Downloaded zstd-sys v1.4.17+zstd.1.4.5
[INFO] [stderr]   Downloaded lzma-sys v0.1.16
[INFO] [stderr]   Downloaded integer-encoding v2.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e89e206920f30f55f8981876cbebf3e2f4051986b68362ddbfb469c45e5d93ba
[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" "e89e206920f30f55f8981876cbebf3e2f4051986b68362ddbfb469c45e5d93ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e89e206920f30f55f8981876cbebf3e2f4051986b68362ddbfb469c45e5d93ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e89e206920f30f55f8981876cbebf3e2f4051986b68362ddbfb469c45e5d93ba", kill_on_drop: false }`
[INFO] [stdout] e89e206920f30f55f8981876cbebf3e2f4051986b68362ddbfb469c45e5d93ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 983a091861b6d3fe2a38a7ced3ac54c5a06a2f881c0601827e5632261328cadd
[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" "983a091861b6d3fe2a38a7ced3ac54c5a06a2f881c0601827e5632261328cadd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling serde_json v1.0.58
[INFO] [stderr]    Compiling rayon-core v1.8.1
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling anyhow v1.0.33
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking integer-encoding v2.0.0
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling rayon v1.4.1
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking rand_xoshiro v0.1.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling fstrings-proc-macro v0.2.3
[INFO] [stderr]     Checking fstrings v0.2.3
[INFO] [stderr]     Checking thiserror v1.0.21
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]     Checking avrow v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stdout] warning: unused imports: `MockSchema`, `writer_from_schema`
[INFO] [stdout]  --> tests/read_write.rs:6:21
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::common::{writer_from_schema, MockSchema};
[INFO] [stdout]   |                     ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Codec`, `Value`
[INFO] [stdout]  --> tests/read_write.rs:7:25
[INFO] [stdout]   |
[INFO] [stdout] 7 | use avrow::{from_value, Codec, Reader, Schema, Value};
[INFO] [stdout]   |                         ^^^^^                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> tests/read_write.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `DATUM_COUNT`
[INFO] [stdout]   --> tests/read_write.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | const DATUM_COUNT: usize = 10000;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static is never used: `PRIMITIVES`
[INFO] [stdout]   --> tests/read_write.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | / static PRIMITIVES: [Primitive; 8] = [
[INFO] [stdout] 22 | |     Primitive::Null,
[INFO] [stdout] 23 | |     Primitive::Boolean,
[INFO] [stdout] 24 | |     Primitive::Int,
[INFO] [stdout] ...  |
[INFO] [stdout] 29 | |     Primitive::String,
[INFO] [stdout] 30 | | ];
[INFO] [stdout]    | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 40s
[INFO] running `Command { std: "docker" "inspect" "983a091861b6d3fe2a38a7ced3ac54c5a06a2f881c0601827e5632261328cadd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "983a091861b6d3fe2a38a7ced3ac54c5a06a2f881c0601827e5632261328cadd", kill_on_drop: false }`
[INFO] [stdout] 983a091861b6d3fe2a38a7ced3ac54c5a06a2f881c0601827e5632261328cadd