[INFO] fetching crate ast2str 1.4.1...
[INFO] testing ast2str-1.4.1 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_getrandom_patch_0
[INFO] extracting crate ast2str 1.4.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate ast2str 1.4.1
[INFO] finished tweaking crates.io crate ast2str 1.4.1
[INFO] tweaked toml for crates.io crate ast2str 1.4.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ast2str 1.4.1 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]     Updating crates.io index
[INFO] [stderr]      Locking 22 packages to latest compatible versions
[INFO] [stderr]       Adding pretty_assertions v0.7.2 (available: v1.4.1)
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded ahash v0.7.8
[INFO] [stderr]   Downloaded ast2str-derive v0.4.1
[INFO] [stderr]   Downloaded pretty_assertions v0.7.2
[INFO] [stderr]   Downloaded ast2str-lib v1.3.0
[INFO] [stderr]   Downloaded ctor v0.1.26
[INFO] [stderr]   Downloaded output_vt100 v0.1.3
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dfd2fce3e74f5fdab416347054483c607cba1b8244a46d1be6503ff9dd22bb3b
[INFO] running `Command { std: "docker" "start" "-a" "dfd2fce3e74f5fdab416347054483c607cba1b8244a46d1be6503ff9dd22bb3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dfd2fce3e74f5fdab416347054483c607cba1b8244a46d1be6503ff9dd22bb3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfd2fce3e74f5fdab416347054483c607cba1b8244a46d1be6503ff9dd22bb3b", kill_on_drop: false }`
[INFO] [stdout] dfd2fce3e74f5fdab416347054483c607cba1b8244a46d1be6503ff9dd22bb3b
[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=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] 25c555099630acfb43c3f49a0180e535541ab2b3ce8eae12e6f633fd2f65e575
[INFO] running `Command { std: "docker" "start" "-a" "25c555099630acfb43c3f49a0180e535541ab2b3ce8eae12e6f633fd2f65e575", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling ast2str-lib v1.3.0
[INFO] [stderr]    Compiling ast2str-derive v0.4.1
[INFO] [stderr]    Compiling ast2str v1.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.07s
[INFO] running `Command { std: "docker" "inspect" "25c555099630acfb43c3f49a0180e535541ab2b3ce8eae12e6f633fd2f65e575", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25c555099630acfb43c3f49a0180e535541ab2b3ce8eae12e6f633fd2f65e575", kill_on_drop: false }`
[INFO] [stdout] 25c555099630acfb43c3f49a0180e535541ab2b3ce8eae12e6f633fd2f65e575
[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=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] b0f7fb9943b141a653da273ce8bd87c505334d171ae41c616060d7c61d7c3ef0
[INFO] running `Command { std: "docker" "start" "-a" "b0f7fb9943b141a653da273ce8bd87c505334d171ae41c616060d7c61d7c3ef0", kill_on_drop: false }`
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling pretty_assertions v0.7.2
[INFO] [stderr]    Compiling ast2str v1.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.11s
[INFO] running `Command { std: "docker" "inspect" "b0f7fb9943b141a653da273ce8bd87c505334d171ae41c616060d7c61d7c3ef0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0f7fb9943b141a653da273ce8bd87c505334d171ae41c616060d7c61d7c3ef0", kill_on_drop: false }`
[INFO] [stdout] b0f7fb9943b141a653da273ce8bd87c505334d171ae41c616060d7c61d7c3ef0
[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=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] 7a5532be0b79ddf7829425c4124b91b8d96c081fc6ce5df050ccd7ca954f1fb2
[INFO] running `Command { std: "docker" "start" "-a" "7a5532be0b79ddf7829425c4124b91b8d96c081fc6ce5df050ccd7ca954f1fb2", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/ast2str-69845391502b81cc)
[INFO] [stderr]      Running tests/ast.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/ast-25f1fcd173ad1c20)
[INFO] [stdout] 
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_ast_to_str ... ok
[INFO] [stdout] test test_ast_to_str_with_custom_symbols ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_ast_to_str ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/name_collisions.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/name_collisions-792fe87a5b76d263)
[INFO] running `Command { std: "docker" "inspect" "7a5532be0b79ddf7829425c4124b91b8d96c081fc6ce5df050ccd7ca954f1fb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a5532be0b79ddf7829425c4124b91b8d96c081fc6ce5df050ccd7ca954f1fb2", kill_on_drop: false }`
[INFO] [stdout] 7a5532be0b79ddf7829425c4124b91b8d96c081fc6ce5df050ccd7ca954f1fb2