[INFO] fetching crate alice 0.1.0-alpha.1...
[INFO] checking alice-0.1.0-alpha.1 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate alice 0.1.0-alpha.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate alice 0.1.0-alpha.1 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate alice 0.1.0-alpha.1
[INFO] finished tweaking crates.io crate alice 0.1.0-alpha.1
[INFO] tweaked toml for crates.io crate alice 0.1.0-alpha.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate alice 0.1.0-alpha.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f01d816457191c6fe07139fe8c90fff40c609775b9f796499acedf44ab82b73
[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" "3f01d816457191c6fe07139fe8c90fff40c609775b9f796499acedf44ab82b73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f01d816457191c6fe07139fe8c90fff40c609775b9f796499acedf44ab82b73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f01d816457191c6fe07139fe8c90fff40c609775b9f796499acedf44ab82b73", kill_on_drop: false }`
[INFO] [stdout] 3f01d816457191c6fe07139fe8c90fff40c609775b9f796499acedf44ab82b73
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22d8152624914585b8642a1438f761b72310da5deb3ab81860df413ef1290947
[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" "22d8152624914585b8642a1438f761b72310da5deb3ab81860df413ef1290947", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.4.5
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling az v1.1.1
[INFO] [stderr]    Compiling const_fn v0.4.7
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking predicates-core v1.0.2
[INFO] [stderr]    Compiling rug v1.12.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking array-init v0.1.1
[INFO] [stderr]     Checking predicates-tree v1.0.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]     Checking predicates v1.0.8
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling time v0.2.26
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking assert_cmd v1.0.3
[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 time-macros-impl v0.1.1
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking alice v0.1.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: label name `'instruction_iteration` shadows a label name that is already in scope
[INFO] [stdout]    --> src/main.rs:138:39
[INFO] [stdout]     |
[INFO] [stdout] 138 |             with { iterators, stack } 'instruction_iteration: match { (instruction, mode, &mut string_mode) } {
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                       |
[INFO] [stdout]     |                                       first declared here
[INFO] [stdout]     |                                       label `'instruction_iteration` already in scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: label name `'instruction_iteration` shadows a label name that is already in scope
[INFO] [stdout]    --> src/main.rs:138:39
[INFO] [stdout]     |
[INFO] [stdout] 138 |             with { iterators, stack } 'instruction_iteration: match { (instruction, mode, &mut string_mode) } {
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                       |
[INFO] [stdout]     |                                       first declared here
[INFO] [stdout]     |                                       label `'instruction_iteration` already in scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `time::OffsetDateTime::now_local`: UTC is returned if the local offset cannot be determined
[INFO] [stdout]     --> src/main.rs:1467:53
[INFO] [stdout]      |
[INFO] [stdout] 1467 |                     let now = time::OffsetDateTime::now_local();
[INFO] [stdout]      |                                                     ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `time::OffsetDateTime::now_local`: UTC is returned if the local offset cannot be determined
[INFO] [stdout]     --> src/main.rs:1467:53
[INFO] [stdout]      |
[INFO] [stdout] 1467 |                     let now = time::OffsetDateTime::now_local();
[INFO] [stdout]      |                                                     ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 16s
[INFO] running `Command { std: "docker" "inspect" "22d8152624914585b8642a1438f761b72310da5deb3ab81860df413ef1290947", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22d8152624914585b8642a1438f761b72310da5deb3ab81860df413ef1290947", kill_on_drop: false }`
[INFO] [stdout] 22d8152624914585b8642a1438f761b72310da5deb3ab81860df413ef1290947