[INFO] cloning repository https://github.com/bebosson/TaskMaster
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bebosson/TaskMaster" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbebosson%2FTaskMaster", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbebosson%2FTaskMaster'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1f510ef1af40ba83c96fe8f183b3bc1765133b2b
[INFO] building bebosson/TaskMaster against master#44f415c1d617ebc7b931a243b7b321ef8a6ca47c for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbebosson%2FTaskMaster" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bebosson/TaskMaster on toolchain 44f415c1d617ebc7b931a243b7b321ef8a6ca47c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bebosson/TaskMaster
[INFO] finished tweaking git repo https://github.com/bebosson/TaskMaster
[INFO] tweaked toml for git repo https://github.com/bebosson/TaskMaster written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/bebosson/TaskMaster 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" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ce05d5fd13aaf98476fd9744a27d0e28daf2781901fd9929e27910ad3095b10
[INFO] running `Command { std: "docker" "start" "-a" "8ce05d5fd13aaf98476fd9744a27d0e28daf2781901fd9929e27910ad3095b10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ce05d5fd13aaf98476fd9744a27d0e28daf2781901fd9929e27910ad3095b10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ce05d5fd13aaf98476fd9744a27d0e28daf2781901fd9929e27910ad3095b10", kill_on_drop: false }`
[INFO] [stdout] 8ce05d5fd13aaf98476fd9744a27d0e28daf2781901fd9929e27910ad3095b10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dbc9f2ff0a3b92604f7522a102ef76351bf0fadb27f03f8ce32e16b78d2875ff
[INFO] running `Command { std: "docker" "start" "-a" "dbc9f2ff0a3b92604f7522a102ef76351bf0fadb27f03f8ce32e16b78d2875ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling cpufeatures v0.2.12
[INFO] [stderr]    Compiling iana-time-zone v0.1.59
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling chrono v0.4.31
[INFO] [stderr]    Compiling termion v2.0.3
[INFO] [stderr]    Compiling nix v0.26.4
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha-1 v0.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.195
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling ft_taskmaster v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]  --> src/server/proc.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::thread;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.92s
[INFO] running `Command { std: "docker" "inspect" "dbc9f2ff0a3b92604f7522a102ef76351bf0fadb27f03f8ce32e16b78d2875ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbc9f2ff0a3b92604f7522a102ef76351bf0fadb27f03f8ce32e16b78d2875ff", kill_on_drop: false }`
[INFO] [stdout] dbc9f2ff0a3b92604f7522a102ef76351bf0fadb27f03f8ce32e16b78d2875ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d85be77a175c344a7f4e8682c0cdc1feee34c8bd5c34058aa39e02a943c47f8b
[INFO] running `Command { std: "docker" "start" "-a" "d85be77a175c344a7f4e8682c0cdc1feee34c8bd5c34058aa39e02a943c47f8b", kill_on_drop: false }`
[INFO] [stderr]    Compiling ft_taskmaster v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]  --> src/server/proc.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::thread;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "d85be77a175c344a7f4e8682c0cdc1feee34c8bd5c34058aa39e02a943c47f8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d85be77a175c344a7f4e8682c0cdc1feee34c8bd5c34058aa39e02a943c47f8b", kill_on_drop: false }`
[INFO] [stdout] d85be77a175c344a7f4e8682c0cdc1feee34c8bd5c34058aa39e02a943c47f8b