[INFO] fetching crate ijson 0.1.0...
[INFO] checking ijson-0.1.0 against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] extracting crate ijson 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate ijson 0.1.0 on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ijson 0.1.0
[INFO] finished tweaking crates.io crate ijson 0.1.0
[INFO] tweaked toml for crates.io crate ijson 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate ijson 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 10d15d1bbd047a9b8e62b916d3300cea00257b0ad8c9937d6ced5171543b2e1b
[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" "10d15d1bbd047a9b8e62b916d3300cea00257b0ad8c9937d6ced5171543b2e1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10d15d1bbd047a9b8e62b916d3300cea00257b0ad8c9937d6ced5171543b2e1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10d15d1bbd047a9b8e62b916d3300cea00257b0ad8c9937d6ced5171543b2e1b", kill_on_drop: false }`
[INFO] [stdout] 10d15d1bbd047a9b8e62b916d3300cea00257b0ad8c9937d6ced5171543b2e1b
[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=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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--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] b1c80365b2c06e79b735a94636fb38ae2dd162cecfdb662d4e38030315525878
[INFO] running `Command { std: "docker" "start" "-a" "b1c80365b2c06e79b735a94636fb38ae2dd162cecfdb662d4e38030315525878", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling const-random-macro v0.1.12
[INFO] [stderr]     Checking const-random v0.1.12
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking dashmap v3.11.10
[INFO] [stderr]     Checking ijson v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]  --> src/array.rs:3:51
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::alloc::{alloc, dealloc, realloc, Layout, LayoutErr};
[INFO] [stdout]   |                                                   ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]    --> src/array.rs:137:45
[INFO] [stdout]     |
[INFO] [stdout] 137 |     fn layout(cap: usize) -> Result<Layout, LayoutErr> {
[INFO] [stdout]     |                                             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]  --> src/number.rs:4:42
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::alloc::{alloc, dealloc, Layout, LayoutErr};
[INFO] [stdout]   |                                          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]    --> src/number.rs:346:52
[INFO] [stdout]     |
[INFO] [stdout] 346 |     fn layout(type_: NumberType) -> Result<Layout, LayoutErr> {
[INFO] [stdout]     |                                                    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]  --> src/object.rs:3:42
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::alloc::{alloc, dealloc, Layout, LayoutErr};
[INFO] [stdout]   |                                          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]    --> src/object.rs:530:45
[INFO] [stdout]     |
[INFO] [stdout] 530 |     fn layout(cap: usize) -> Result<Layout, LayoutErr> {
[INFO] [stdout]     |                                             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]  --> src/string.rs:3:42
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::alloc::{alloc, dealloc, Layout, LayoutErr};
[INFO] [stdout]   |                                          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]    --> src/string.rs:135:45
[INFO] [stdout]     |
[INFO] [stdout] 135 |     fn layout(len: usize) -> Result<Layout, LayoutErr> {
[INFO] [stdout]     |                                             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mockalloc-macros v0.1.0
[INFO] [stderr]    Compiling ctor v0.1.16
[INFO] [stderr]     Checking mockalloc v0.1.2
[INFO] [stdout] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]  --> src/array.rs:3:51
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::alloc::{alloc, dealloc, realloc, Layout, LayoutErr};
[INFO] [stdout]   |                                                   ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]    --> src/array.rs:137:45
[INFO] [stdout]     |
[INFO] [stdout] 137 |     fn layout(cap: usize) -> Result<Layout, LayoutErr> {
[INFO] [stdout]     |                                             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]  --> src/number.rs:4:42
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::alloc::{alloc, dealloc, Layout, LayoutErr};
[INFO] [stdout]   |                                          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]    --> src/number.rs:346:52
[INFO] [stdout]     |
[INFO] [stdout] 346 |     fn layout(type_: NumberType) -> Result<Layout, LayoutErr> {
[INFO] [stdout]     |                                                    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]  --> src/object.rs:3:42
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::alloc::{alloc, dealloc, Layout, LayoutErr};
[INFO] [stdout]   |                                          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]    --> src/object.rs:530:45
[INFO] [stdout]     |
[INFO] [stdout] 530 |     fn layout(cap: usize) -> Result<Layout, LayoutErr> {
[INFO] [stdout]     |                                             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]  --> src/string.rs:3:42
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::alloc::{alloc, dealloc, Layout, LayoutErr};
[INFO] [stdout]   |                                          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]    --> src/string.rs:135:45
[INFO] [stdout]     |
[INFO] [stdout] 135 |     fn layout(len: usize) -> Result<Layout, LayoutErr> {
[INFO] [stdout]     |                                             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.56s
[INFO] running `Command { std: "docker" "inspect" "b1c80365b2c06e79b735a94636fb38ae2dd162cecfdb662d4e38030315525878", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1c80365b2c06e79b735a94636fb38ae2dd162cecfdb662d4e38030315525878", kill_on_drop: false }`
[INFO] [stdout] b1c80365b2c06e79b735a94636fb38ae2dd162cecfdb662d4e38030315525878