[INFO] fetching crate fmt-iter 0.2.1...
[INFO] testing fmt-iter-0.2.1 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate fmt-iter 0.2.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate fmt-iter 0.2.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate fmt-iter 0.2.1
[INFO] tweaked toml for crates.io crate fmt-iter 0.2.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate fmt-iter 0.2.1 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 11 packages to latest compatible versions
[INFO] [stderr]       Adding derive_more v0.99.20 (available: v2.0.1)
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.14.0)
[INFO] [stderr]       Adding pipe-trait v0.3.2 (available: v0.4.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pipe-trait v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 95351cffd551076e7a15fc786188074dfe6b80727c282d61915183f0e545cf78
[INFO] running `Command { std: "docker" "start" "-a" "95351cffd551076e7a15fc786188074dfe6b80727c282d61915183f0e545cf78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95351cffd551076e7a15fc786188074dfe6b80727c282d61915183f0e545cf78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95351cffd551076e7a15fc786188074dfe6b80727c282d61915183f0e545cf78", kill_on_drop: false }`
[INFO] [stdout] 95351cffd551076e7a15fc786188074dfe6b80727c282d61915183f0e545cf78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] defef0d1d44dd8e0280cdf1bf1478460ebf1a46f3fb27651af1896b1956d3517
[INFO] running `Command { std: "docker" "start" "-a" "defef0d1d44dd8e0280cdf1bf1478460ebf1a46f3fb27651af1896b1956d3517", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]    Compiling fmt-iter v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.24s
[INFO] running `Command { std: "docker" "inspect" "defef0d1d44dd8e0280cdf1bf1478460ebf1a46f3fb27651af1896b1956d3517", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "defef0d1d44dd8e0280cdf1bf1478460ebf1a46f3fb27651af1896b1956d3517", kill_on_drop: false }`
[INFO] [stdout] defef0d1d44dd8e0280cdf1bf1478460ebf1a46f3fb27651af1896b1956d3517
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 47849a51912e119de74450ac24e8b6b67cd6bfd6a583b1134a0311288ac50b06
[INFO] running `Command { std: "docker" "start" "-a" "47849a51912e119de74450ac24e8b6b67cd6bfd6a583b1134a0311288ac50b06", kill_on_drop: false }`
[INFO] [stderr]    Compiling pipe-trait v0.3.2
[INFO] [stderr]    Compiling fmt-iter v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "47849a51912e119de74450ac24e8b6b67cd6bfd6a583b1134a0311288ac50b06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47849a51912e119de74450ac24e8b6b67cd6bfd6a583b1134a0311288ac50b06", kill_on_drop: false }`
[INFO] [stdout] 47849a51912e119de74450ac24e8b6b67cd6bfd6a583b1134a0311288ac50b06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 9aab0d267ef056b161426a2b55bef4f7862331b515a6aeff4e08f879af6d2287
[INFO] running `Command { std: "docker" "start" "-a" "9aab0d267ef056b161426a2b55bef4f7862331b515a6aeff4e08f879af6d2287", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/fmt_iter-f1d5e9872b6e8ff5)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running test.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/test-cc34d252b6518ccb)
[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] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test display_slice_char ... ok
[INFO] [stdout] test display_repeat_char ... ok
[INFO] [stdout] test exact_size_iter ... ok
[INFO] [stdout] test display_slice_string ... ok
[INFO] [stdout] test iter ... ok
[INFO] [stdout] test repeat_len ... ok
[INFO] [stdout] test display_repeat_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9aab0d267ef056b161426a2b55bef4f7862331b515a6aeff4e08f879af6d2287", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9aab0d267ef056b161426a2b55bef4f7862331b515a6aeff4e08f879af6d2287", kill_on_drop: false }`
[INFO] [stdout] 9aab0d267ef056b161426a2b55bef4f7862331b515a6aeff4e08f879af6d2287