[INFO] cloning repository https://github.com/jacobrosenthal/uf2-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jacobrosenthal/uf2-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacobrosenthal%2Fuf2-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacobrosenthal%2Fuf2-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a79900154438b6d8aad63fb77c48249735716489
[INFO] testing jacobrosenthal/uf2-rs against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacobrosenthal%2Fuf2-rs" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jacobrosenthal/uf2-rs on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jacobrosenthal/uf2-rs
[INFO] finished tweaking git repo https://github.com/jacobrosenthal/uf2-rs
[INFO] tweaked toml for git repo https://github.com/jacobrosenthal/uf2-rs written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fe875d60b0cf01284956ce2c5447da40da2a2176eeebba4e29c14998f6fa5b88
[INFO] running `Command { std: "docker" "start" "-a" "fe875d60b0cf01284956ce2c5447da40da2a2176eeebba4e29c14998f6fa5b88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe875d60b0cf01284956ce2c5447da40da2a2176eeebba4e29c14998f6fa5b88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe875d60b0cf01284956ce2c5447da40da2a2176eeebba4e29c14998f6fa5b88", kill_on_drop: false }`
[INFO] [stdout] fe875d60b0cf01284956ce2c5447da40da2a2176eeebba4e29c14998f6fa5b88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b09c8aac1b94792280e61f77358421b44d2f96c36281820da89cef4c1099ec36
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b09c8aac1b94792280e61f77358421b44d2f96c36281820da89cef4c1099ec36", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.109
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling pkg-config v0.3.22
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling crc-any v2.4.1
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling hidapi v1.3.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling pretty_env_logger v0.3.1
[INFO] [stderr]    Compiling pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling scroll_derive v0.10.5
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling rustc-cfg v0.4.0
[INFO] [stderr]    Compiling scroll v0.10.2
[INFO] [stderr]    Compiling goblin v0.2.3
[INFO] [stderr]    Compiling structopt v0.3.25
[INFO] [stderr]    Compiling cargo-project v0.2.7
[INFO] [stderr]    Compiling hf2 v0.3.3 (/opt/rustwide/workdir/hf2)
[INFO] [stderr]    Compiling hf2-cli v0.3.3 (/opt/rustwide/workdir/hf2-cli)
[INFO] [stderr]    Compiling cargo-hf2 v0.3.3 (/opt/rustwide/workdir/cargo-hf2)
[INFO] [stdout] warning: field is never read: `package`
[INFO] [stdout]    --> cargo-hf2/src/main.rs:158:5
[INFO] [stdout]     |
[INFO] [stdout] 158 |     package: Option<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `manifest_path`
[INFO] [stdout]    --> cargo-hf2/src/main.rs:164:5
[INFO] [stdout]     |
[INFO] [stdout] 164 |     manifest_path: Option<PathBuf>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `no_default_features`
[INFO] [stdout]    --> cargo-hf2/src/main.rs:166:5
[INFO] [stdout]     |
[INFO] [stdout] 166 |     no_default_features: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `all_features`
[INFO] [stdout]    --> cargo-hf2/src/main.rs:168:5
[INFO] [stdout]     |
[INFO] [stdout] 168 |     all_features: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `features`
[INFO] [stdout]    --> cargo-hf2/src/main.rs:170:5
[INFO] [stdout]     |
[INFO] [stdout] 170 |     features: Vec<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 08s
[INFO] running `Command { std: "docker" "inspect" "b09c8aac1b94792280e61f77358421b44d2f96c36281820da89cef4c1099ec36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b09c8aac1b94792280e61f77358421b44d2f96c36281820da89cef4c1099ec36", kill_on_drop: false }`
[INFO] [stdout] b09c8aac1b94792280e61f77358421b44d2f96c36281820da89cef4c1099ec36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dfe6a7796056d3e48d35b92967175b2128bb36c96b284f860e601a2cb45d8ee0
[INFO] running `Command { std: "docker" "start" "-a" "dfe6a7796056d3e48d35b92967175b2128bb36c96b284f860e601a2cb45d8ee0", kill_on_drop: false }`
[INFO] [stderr]    Compiling hf2 v0.3.3 (/opt/rustwide/workdir/hf2)
[INFO] [stderr]    Compiling hf2-cli v0.3.3 (/opt/rustwide/workdir/hf2-cli)
[INFO] [stderr]    Compiling cargo-hf2 v0.3.3 (/opt/rustwide/workdir/cargo-hf2)
[INFO] [stdout] warning: field is never read: `package`
[INFO] [stdout]    --> cargo-hf2/src/main.rs:158:5
[INFO] [stdout]     |
[INFO] [stdout] 158 |     package: Option<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `manifest_path`
[INFO] [stdout]    --> cargo-hf2/src/main.rs:164:5
[INFO] [stdout]     |
[INFO] [stdout] 164 |     manifest_path: Option<PathBuf>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `no_default_features`
[INFO] [stdout]    --> cargo-hf2/src/main.rs:166:5
[INFO] [stdout]     |
[INFO] [stdout] 166 |     no_default_features: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `all_features`
[INFO] [stdout]    --> cargo-hf2/src/main.rs:168:5
[INFO] [stdout]     |
[INFO] [stdout] 168 |     all_features: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `features`
[INFO] [stdout]    --> cargo-hf2/src/main.rs:170:5
[INFO] [stdout]     |
[INFO] [stdout] 170 |     features: Vec<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.72s
[INFO] running `Command { std: "docker" "inspect" "dfe6a7796056d3e48d35b92967175b2128bb36c96b284f860e601a2cb45d8ee0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfe6a7796056d3e48d35b92967175b2128bb36c96b284f860e601a2cb45d8ee0", kill_on_drop: false }`
[INFO] [stdout] dfe6a7796056d3e48d35b92967175b2128bb36c96b284f860e601a2cb45d8ee0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 358c082cbd4e02f98bd27dbec3a0342f73d915e66abe490cad4906a4830900d7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "358c082cbd4e02f98bd27dbec3a0342f73d915e66abe490cad4906a4830900d7", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `package`
[INFO] [stderr]    --> cargo-hf2/src/main.rs:158:5
[INFO] [stderr]     |
[INFO] [stderr] 158 |     package: Option<String>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `manifest_path`
[INFO] [stderr]    --> cargo-hf2/src/main.rs:164:5
[INFO] [stderr]     |
[INFO] [stderr] 164 |     manifest_path: Option<PathBuf>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `no_default_features`
[INFO] [stderr]    --> cargo-hf2/src/main.rs:166:5
[INFO] [stderr]     |
[INFO] [stderr] 166 |     no_default_features: bool,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `all_features`
[INFO] [stderr]    --> cargo-hf2/src/main.rs:168:5
[INFO] [stderr]     |
[INFO] [stderr] 168 |     all_features: bool,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `features`
[INFO] [stderr]    --> cargo-hf2/src/main.rs:170:5
[INFO] [stderr]     |
[INFO] [stderr] 170 |     features: Vec<String>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `cargo-hf2` (bin "cargo-hf2" test) generated 5 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cargo_hf2-e7aeb68a1d5d6dc0)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hf2-55f91fd9aa2f9a84)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test command::tests::receive_fragmented ... ok
[INFO] [stdout] test command::tests::send_fragmented ... ok
[INFO] [stdout] test utils::tests::elf_rustc_1_44_0 ... ok
[INFO] [stdout] test utils::tests::elf_sections ... ok
[INFO] [stdout] test info::tests::parse_response ... ok
[INFO] [stdout] test utils::tests::elf_rustc_1_47_0 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hf2-048412f4fc2f3c26)
[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] [stderr]    Doc-tests hf2
[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" "358c082cbd4e02f98bd27dbec3a0342f73d915e66abe490cad4906a4830900d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "358c082cbd4e02f98bd27dbec3a0342f73d915e66abe490cad4906a4830900d7", kill_on_drop: false }`
[INFO] [stdout] 358c082cbd4e02f98bd27dbec3a0342f73d915e66abe490cad4906a4830900d7