[INFO] fetching crate moniker 0.5.0...
[INFO] testing moniker-0.5.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate moniker 0.5.0 into /workspace/builds/worker-103/source
[INFO] validating manifest of crates.io crate moniker 0.5.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate moniker 0.5.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate moniker 0.5.0
[INFO] tweaked toml for crates.io crate moniker 0.5.0 written to /workspace/builds/worker-103/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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 im v12.3.4
[INFO] [stderr]   Downloaded codespan v0.2.1
[INFO] [stderr]   Downloaded sized-chunks v0.1.3
[INFO] [stderr]   Downloaded moniker-derive v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 54b1954934ac4d6de20f5a67a92235c0427ff600ce867903ffe800378ce4c56b
[INFO] running `Command { std: "docker" "start" "-a" "54b1954934ac4d6de20f5a67a92235c0427ff600ce867903ffe800378ce4c56b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54b1954934ac4d6de20f5a67a92235c0427ff600ce867903ffe800378ce4c56b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54b1954934ac4d6de20f5a67a92235c0427ff600ce867903ffe800378ce4c56b", kill_on_drop: false }`
[INFO] [stdout] 54b1954934ac4d6de20f5a67a92235c0427ff600ce867903ffe800378ce4c56b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a63b14f154ee28eb671de46c2ee12f4cd5b0052f2e5fb3ed76131679ba59a75
[INFO] running `Command { std: "docker" "start" "-a" "3a63b14f154ee28eb671de46c2ee12f4cd5b0052f2e5fb3ed76131679ba59a75", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling moniker-derive v0.5.0
[INFO] [stderr]    Compiling moniker v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.52s
[INFO] running `Command { std: "docker" "inspect" "3a63b14f154ee28eb671de46c2ee12f4cd5b0052f2e5fb3ed76131679ba59a75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a63b14f154ee28eb671de46c2ee12f4cd5b0052f2e5fb3ed76131679ba59a75", kill_on_drop: false }`
[INFO] [stdout] 3a63b14f154ee28eb671de46c2ee12f4cd5b0052f2e5fb3ed76131679ba59a75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ece6f131c59e83a3ee9f2427796a4e95695824b51ded23378ceb17b6963be187
[INFO] running `Command { std: "docker" "start" "-a" "ece6f131c59e83a3ee9f2427796a4e95695824b51ded23378ceb17b6963be187", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling im v12.3.4
[INFO] [stderr]    Compiling sized-chunks v0.1.3
[INFO] [stderr]    Compiling moniker v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> examples/lc_letrec.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> examples/stlc.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `im::HashMap::<K, V>::singleton`: renamed to `unit` for consistency
[INFO] [stdout]    --> examples/stlc_data.rs:406:32
[INFO] [stdout]     |
[INFO] [stdout] 406 |             return Ok(Context::singleton(free_var.clone(), expected_ty.clone()));
[INFO] [stdout]     |                                ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `im::HashMap::<K, V>::singleton`: renamed to `unit` for consistency
[INFO] [stdout]    --> examples/stlc_data_isorec.rs:485:32
[INFO] [stdout]     |
[INFO] [stdout] 485 |             return Ok(Context::singleton(free_var.clone(), expected_ty.clone()));
[INFO] [stdout]     |                                ^^^^^^^^^
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 54.09s
[INFO] running `Command { std: "docker" "inspect" "ece6f131c59e83a3ee9f2427796a4e95695824b51ded23378ceb17b6963be187", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ece6f131c59e83a3ee9f2427796a4e95695824b51ded23378ceb17b6963be187", kill_on_drop: false }`
[INFO] [stdout] ece6f131c59e83a3ee9f2427796a4e95695824b51ded23378ceb17b6963be187
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2bc4b46e82d6b6e436993490dfa9b1dfbeb217315f2c25697ee1dd53d05be06a
[INFO] running `Command { std: "docker" "start" "-a" "2bc4b46e82d6b6e436993490dfa9b1dfbeb217315f2c25697ee1dd53d05be06a", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `im::HashMap::<K, V>::singleton`: renamed to `unit` for consistency
[INFO] [stderr]    --> examples/stlc_data_isorec.rs:485:32
[INFO] [stderr]     |
[INFO] [stderr] 485 |             return Ok(Context::singleton(free_var.clone(), expected_ty.clone()));
[INFO] [stderr]     |                                ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> examples/lc_letrec.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> examples/stlc.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `im::HashMap::<K, V>::singleton`: renamed to `unit` for consistency
[INFO] [stderr]    --> examples/stlc_data.rs:406:32
[INFO] [stderr]     |
[INFO] [stderr] 406 |             return Ok(Context::singleton(free_var.clone(), expected_ty.clone()));
[INFO] [stderr]     |                                ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `moniker` (example "stlc_data_isorec") generated 1 warning
[INFO] [stderr] warning: `moniker` (example "lc_letrec") generated 1 warning
[INFO] [stderr] warning: `moniker` (example "stlc") generated 1 warning
[INFO] [stderr] warning: `moniker` (example "stlc_data") generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.28s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/moniker-01ca21e999d9be0e)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests moniker
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.59s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2bc4b46e82d6b6e436993490dfa9b1dfbeb217315f2c25697ee1dd53d05be06a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bc4b46e82d6b6e436993490dfa9b1dfbeb217315f2c25697ee1dd53d05be06a", kill_on_drop: false }`
[INFO] [stdout] 2bc4b46e82d6b6e436993490dfa9b1dfbeb217315f2c25697ee1dd53d05be06a