[INFO] cloning repository https://github.com/SuKiN-a/liftcalc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SuKiN-a/liftcalc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSuKiN-a%2Fliftcalc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSuKiN-a%2Fliftcalc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 810be69433d9952b099ab14ba0fd91c6aeb06cd1
[INFO] checking SuKiN-a/liftcalc against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSuKiN-a%2Fliftcalc" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SuKiN-a/liftcalc on toolchain 80399064afa4a2cd153f30d02c25f7ea0383ed65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SuKiN-a/liftcalc
[INFO] finished tweaking git repo https://github.com/SuKiN-a/liftcalc
[INFO] tweaked toml for git repo https://github.com/SuKiN-a/liftcalc written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/SuKiN-a/liftcalc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking SuKiN-a/liftcalc against master#09bc67b9158392361780e779d32997f14cc75c39 for opaque-soundness-fix
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSuKiN-a%2Fliftcalc" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SuKiN-a/liftcalc on toolchain 09bc67b9158392361780e779d32997f14cc75c39
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SuKiN-a/liftcalc
[INFO] finished tweaking git repo https://github.com/SuKiN-a/liftcalc
[INFO] tweaked toml for git repo https://github.com/SuKiN-a/liftcalc written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/SuKiN-a/liftcalc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "fetch" "--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
[ERROR] error running command: no output for 300 seconds
[INFO] checking SuKiN-a/liftcalc against master#09bc67b9158392361780e779d32997f14cc75c39 for opaque-soundness-fix
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSuKiN-a%2Fliftcalc" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SuKiN-a/liftcalc on toolchain 09bc67b9158392361780e779d32997f14cc75c39
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SuKiN-a/liftcalc
[INFO] finished tweaking git repo https://github.com/SuKiN-a/liftcalc
[INFO] tweaked toml for git repo https://github.com/SuKiN-a/liftcalc written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/SuKiN-a/liftcalc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "fetch" "--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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cranelift-entity v0.82.1
[INFO] [stderr]   Downloaded cranelift-codegen-shared v0.82.1
[INFO] [stderr]   Downloaded cranelift-bforest v0.82.1
[INFO] [stderr]   Downloaded cranelift-codegen-meta v0.82.1
[INFO] [stderr]   Downloaded cranelift v0.82.1
[INFO] [stderr]   Downloaded cranelift-jit v0.82.1
[INFO] [stderr]   Downloaded cranelift-module v0.82.1
[INFO] [stderr]   Downloaded cranelift-frontend v0.82.1
[INFO] [stderr]   Downloaded cranelift-native v0.82.1
[INFO] [stderr]   Downloaded cranelift-codegen v0.82.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 362d5dee3473c21556bd0e1e150bd729982880e2e8fee22e945f2cdbbbe28db8
[INFO] running `Command { std: "docker" "start" "-a" "362d5dee3473c21556bd0e1e150bd729982880e2e8fee22e945f2cdbbbe28db8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "362d5dee3473c21556bd0e1e150bd729982880e2e8fee22e945f2cdbbbe28db8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "362d5dee3473c21556bd0e1e150bd729982880e2e8fee22e945f2cdbbbe28db8", kill_on_drop: false }`
[INFO] [stdout] 362d5dee3473c21556bd0e1e150bd729982880e2e8fee22e945f2cdbbbe28db8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b85eea9db04511c2e1422c4cbc9e86490ccc178777b4391daa7a440d5e317d8
[INFO] running `Command { std: "docker" "start" "-a" "0b85eea9db04511c2e1422c4cbc9e86490ccc178777b4391daa7a440d5e317d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.82.1
[INFO] [stderr]    Compiling target-lexicon v0.12.3
[INFO] [stderr]     Checking cranelift-entity v0.82.1
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.82.1
[INFO] [stderr]     Checking regalloc v0.0.34
[INFO] [stderr]     Checking cranelift-bforest v0.82.1
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]     Checking region v2.2.0
[INFO] [stderr]    Compiling const-random-macro v0.1.13
[INFO] [stderr]     Checking const-random v0.1.13
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking chumsky v0.8.0
[INFO] [stderr]    Compiling cranelift-codegen v0.82.1
[INFO] [stderr]     Checking cranelift-module v0.82.1
[INFO] [stderr]     Checking cranelift-native v0.82.1
[INFO] [stderr]     Checking cranelift-frontend v0.82.1
[INFO] [stderr]     Checking cranelift-jit v0.82.1
[INFO] [stderr]     Checking cranelift v0.82.1
[INFO] [stderr]     Checking liftcalc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `settings` is imported redundantly
[INFO] [stdout]  --> src/main.rs:7:20
[INFO] [stdout]   |
[INFO] [stdout] 7 |         settings::{self, Configurable},
[INFO] [stdout]   |                    ^^^^
[INFO] [stdout] 8 |     },
[INFO] [stdout] 9 |     prelude::*,
[INFO] [stdout]   |     ---------- the item `settings` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `settings` is imported redundantly
[INFO] [stdout]  --> src/main.rs:7:20
[INFO] [stdout]   |
[INFO] [stdout] 7 |         settings::{self, Configurable},
[INFO] [stdout]   |                    ^^^^
[INFO] [stdout] 8 |     },
[INFO] [stdout] 9 |     prelude::*,
[INFO] [stdout]   |     ---------- the item `settings` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Configurable` is imported redundantly
[INFO] [stdout]  --> src/main.rs:7:26
[INFO] [stdout]   |
[INFO] [stdout] 7 |         settings::{self, Configurable},
[INFO] [stdout]   |                          ^^^^^^^^^^^^
[INFO] [stdout] 8 |     },
[INFO] [stdout] 9 |     prelude::*,
[INFO] [stdout]   |     ---------- the item `Configurable` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Configurable` is imported redundantly
[INFO] [stdout]  --> src/main.rs:7:26
[INFO] [stdout]   |
[INFO] [stdout] 7 |         settings::{self, Configurable},
[INFO] [stdout]   |                          ^^^^^^^^^^^^
[INFO] [stdout] 8 |     },
[INFO] [stdout] 9 |     prelude::*,
[INFO] [stdout]   |     ---------- the item `Configurable` is already imported here
[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` profile [unoptimized + debuginfo] target(s) in 7.19s
[INFO] running `Command { std: "docker" "inspect" "0b85eea9db04511c2e1422c4cbc9e86490ccc178777b4391daa7a440d5e317d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b85eea9db04511c2e1422c4cbc9e86490ccc178777b4391daa7a440d5e317d8", kill_on_drop: false }`
[INFO] [stdout] 0b85eea9db04511c2e1422c4cbc9e86490ccc178777b4391daa7a440d5e317d8