[INFO] fetching crate serialitm 0.2.2...
[INFO] testing serialitm-0.2.2 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate serialitm 0.2.2 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate serialitm 0.2.2 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serialitm 0.2.2
[INFO] finished tweaking crates.io crate serialitm 0.2.2
[INFO] tweaked toml for crates.io crate serialitm 0.2.2 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate serialitm 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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 nix v0.17.0
[INFO] [stderr]   Downloaded hermit-abi v0.1.8
[INFO] [stderr]   Downloaded log v0.3.9
[INFO] [stderr]   Downloaded mio v0.6.22
[INFO] [stderr]   Downloaded unicode-xid v0.2.0
[INFO] [stderr]   Downloaded time v0.1.42
[INFO] [stderr]   Downloaded proc-macro2 v1.0.9
[INFO] [stderr]   Downloaded backtrace v0.3.46
[INFO] [stderr]   Downloaded unicode-width v0.1.7
[INFO] [stderr]   Downloaded miow v0.3.5
[INFO] [stderr]   Downloaded miow v0.2.1
[INFO] [stderr]   Downloaded aho-corasick v0.6.10
[INFO] [stderr]   Downloaded env_logger v0.4.3
[INFO] [stderr]   Downloaded cc v1.0.50
[INFO] [stderr]   Downloaded serialport v3.3.0
[INFO] [stderr]   Downloaded regex v1.3.6
[INFO] [stderr]   Downloaded aho-corasick v0.7.10
[INFO] [stderr]   Downloaded synstructure v0.12.3
[INFO] [stderr]   Downloaded thread_local v0.3.6
[INFO] [stderr]   Downloaded itm v0.3.1
[INFO] [stderr]   Downloaded socket2 v0.3.12
[INFO] [stderr]   Downloaded memchr v2.3.3
[INFO] [stderr]   Downloaded nix v0.14.1
[INFO] [stderr]   Downloaded autocfg v1.0.0
[INFO] [stderr]   Downloaded clap v2.33.0
[INFO] [stderr]   Downloaded vec_map v0.8.1
[INFO] [stderr]   Downloaded ucd-util v0.1.8
[INFO] [stderr]   Downloaded chrono v0.4.11
[INFO] [stderr]   Downloaded regex-syntax v0.6.17
[INFO] [stderr]   Downloaded syn v1.0.17
[INFO] [stderr]   Downloaded failure_derive v0.1.7
[INFO] [stderr]   Downloaded rustc-demangle v0.1.16
[INFO] [stderr]   Downloaded num-integer v0.1.42
[INFO] [stderr]   Downloaded num-traits v0.2.11
[INFO] [stderr]   Downloaded redox_syscall v0.1.56
[INFO] [stderr]   Downloaded regex-syntax v0.5.6
[INFO] [stderr]   Downloaded regex v0.2.11
[INFO] [stderr]   Downloaded failure v0.1.7
[INFO] [stderr]   Downloaded backtrace-sys v0.1.35
[INFO] [stderr]   Downloaded net2 v0.2.34
[INFO] [stderr]   Downloaded mio-serial v3.3.1
[INFO] [stderr]   Downloaded winapi v0.3.8
[INFO] [stderr]   Downloaded quote v1.0.3
[INFO] [stderr]   Downloaded slab v0.4.2
[INFO] [stderr]   Downloaded libc v0.2.68
[INFO] [stderr]   Downloaded log v0.4.8
[INFO] [stderr]   Downloaded pkg-config v0.3.17
[INFO] [stderr]   Downloaded utf8-ranges v1.0.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b53b6d55b915be4475f126c5fc21d52a1242ed063648b65738b56b6a443e5d2
[INFO] running `Command { std: "docker" "start" "-a" "7b53b6d55b915be4475f126c5fc21d52a1242ed063648b65738b56b6a443e5d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b53b6d55b915be4475f126c5fc21d52a1242ed063648b65738b56b6a443e5d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b53b6d55b915be4475f126c5fc21d52a1242ed063648b65738b56b6a443e5d2", kill_on_drop: false }`
[INFO] [stdout] 7b53b6d55b915be4475f126c5fc21d52a1242ed063648b65738b56b6a443e5d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e6f9753639cad62e723e1007433e9fdf879e34225605c731ea2f083707b4ce2
[INFO] running `Command { std: "docker" "start" "-a" "8e6f9753639cad62e723e1007433e9fdf879e34225605c731ea2f083707b4ce2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling itm v0.3.1
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling backtrace-sys v0.1.35
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling libudev v0.2.0
[INFO] [stderr]    Compiling backtrace v0.3.46
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]    Compiling serialport v3.3.0
[INFO] [stderr]    Compiling mio-serial v3.3.1
[INFO] [stderr]    Compiling failure v0.1.7
[INFO] [stderr]    Compiling serialitm v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.86s
[INFO] running `Command { std: "docker" "inspect" "8e6f9753639cad62e723e1007433e9fdf879e34225605c731ea2f083707b4ce2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e6f9753639cad62e723e1007433e9fdf879e34225605c731ea2f083707b4ce2", kill_on_drop: false }`
[INFO] [stdout] 8e6f9753639cad62e723e1007433e9fdf879e34225605c731ea2f083707b4ce2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4472466bc3e8e3a15bc48b0a46744633ecc8fa42896570d0816a85e16837523
[INFO] running `Command { std: "docker" "start" "-a" "a4472466bc3e8e3a15bc48b0a46744633ecc8fa42896570d0816a85e16837523", kill_on_drop: false }`
[INFO] [stderr]    Compiling serialitm v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "a4472466bc3e8e3a15bc48b0a46744633ecc8fa42896570d0816a85e16837523", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4472466bc3e8e3a15bc48b0a46744633ecc8fa42896570d0816a85e16837523", kill_on_drop: false }`
[INFO] [stdout] a4472466bc3e8e3a15bc48b0a46744633ecc8fa42896570d0816a85e16837523
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d7afabbf6dfec6a6d796f79d4b83725b1f788d62d830c5d532a1c318ba4ec52a
[INFO] running `Command { std: "docker" "start" "-a" "d7afabbf6dfec6a6d796f79d4b83725b1f788d62d830c5d532a1c318ba4ec52a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/serialitm-26fae3d078f222cd)
[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] running `Command { std: "docker" "inspect" "d7afabbf6dfec6a6d796f79d4b83725b1f788d62d830c5d532a1c318ba4ec52a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7afabbf6dfec6a6d796f79d4b83725b1f788d62d830c5d532a1c318ba4ec52a", kill_on_drop: false }`
[INFO] [stdout] d7afabbf6dfec6a6d796f79d4b83725b1f788d62d830c5d532a1c318ba4ec52a