[INFO] updating cached repository https://github.com/mgattozzi/ysh
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 35164f177db123aea1c6d115b6eb2af73af2608f
[INFO] checking mgattozzi/ysh against master#8ac1525e091d3db28e67adcbbd6db1e1deaa37fb for pr-73323
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmgattozzi%2Fysh" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mgattozzi/ysh on toolchain 8ac1525e091d3db28e67adcbbd6db1e1deaa37fb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mgattozzi/ysh
[INFO] finished tweaking git repo https://github.com/mgattozzi/ysh
[INFO] tweaked toml for git repo https://github.com/mgattozzi/ysh written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/mgattozzi/ysh already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "fetch" "--locked" "--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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 18b02fb73d3a777191b746c2d4438a43d3177fce5de42aa501985b625c141ff8
[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" "18b02fb73d3a777191b746c2d4438a43d3177fce5de42aa501985b625c141ff8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18b02fb73d3a777191b746c2d4438a43d3177fce5de42aa501985b625c141ff8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18b02fb73d3a777191b746c2d4438a43d3177fce5de42aa501985b625c141ff8", kill_on_drop: false }`
[INFO] [stdout] 18b02fb73d3a777191b746c2d4438a43d3177fce5de42aa501985b625c141ff8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 675c8e3b307c23315603d982d432d991a96862436677e88da96457498d4b137f
[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" "675c8e3b307c23315603d982d432d991a96862436677e88da96457498d4b137f", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking cfg-if v0.1.5
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]    Compiling winapi v0.3.5
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking rustc-demangle v0.1.9
[INFO] [stderr]    Compiling proc-macro2 v0.4.19
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]     Checking memchr v2.0.2
[INFO] [stderr]     Checking termios v0.3.0
[INFO] [stderr]     Checking crossterm v0.4.1 (https://github.com/hawkw/crossterm.git?branch=fix-write#3cb236d0)
[INFO] [stderr]     Checking nom v4.0.0 (https://github.com/myrrlyn/nom?branch=2018-edition#f6b927b0)
[INFO] [stderr]     Checking shared_child v0.3.3
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]    Compiling synstructure v0.9.0
[INFO] [stderr]     Checking os_pipe v0.6.2
[INFO] [stderr]     Checking duct v0.11.0
[INFO] [stderr]    Compiling failure_derive v0.1.2
[INFO] [stderr]     Checking failure v0.1.2
[INFO] [stderr]     Checking ysh v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::env::EnvVar`
[INFO] [stdout]   --> src/ast/mod.rs:83:9
[INFO] [stdout]    |
[INFO] [stdout] 83 |     use crate::env::EnvVar;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'failure::core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stdout]   --> src/token.rs:78:13
[INFO] [stdout]    |
[INFO] [stdout] 78 |     compose(str::trim_left, tokenizer)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'failure::core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stdout]   --> src/token.rs:78:13
[INFO] [stdout]    |
[INFO] [stdout] 78 |     compose(str::trim_left, tokenizer)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'failure::core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stdout]    --> src/token.rs:406:17
[INFO] [stdout]     |
[INFO] [stdout] 406 |         compose(str::trim_left, squote)("  'squoted'")
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.45s
[INFO] running `Command { std: "docker" "inspect" "675c8e3b307c23315603d982d432d991a96862436677e88da96457498d4b137f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "675c8e3b307c23315603d982d432d991a96862436677e88da96457498d4b137f", kill_on_drop: false }`
[INFO] [stdout] 675c8e3b307c23315603d982d432d991a96862436677e88da96457498d4b137f