[INFO] cloning repository https://github.com/vi/netmeasure2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vi/netmeasure2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvi%2Fnetmeasure2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvi%2Fnetmeasure2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 72f2cf5dc36bf194558c1bf16398e7ac95dd037b
[INFO] checking vi/netmeasure2 against try#a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399 for pr-145770
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvi%2Fnetmeasure2" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/vi/netmeasure2
[INFO] finished tweaking git repo https://github.com/vi/netmeasure2
[INFO] tweaked toml for git repo https://github.com/vi/netmeasure2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/vi/netmeasure2 on toolchain a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/vi/netmeasure2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27d948acec2fee0b17c04e4d14829c62a68d64070b68b99889c8bd8e7583fd9a
[INFO] running `Command { std: "docker" "start" "-a" "27d948acec2fee0b17c04e4d14829c62a68d64070b68b99889c8bd8e7583fd9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27d948acec2fee0b17c04e4d14829c62a68d64070b68b99889c8bd8e7583fd9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27d948acec2fee0b17c04e4d14829c62a68d64070b68b99889c8bd8e7583fd9a", kill_on_drop: false }`
[INFO] [stdout] 27d948acec2fee0b17c04e4d14829c62a68d64070b68b99889c8bd8e7583fd9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f57d190305129f4a76743ffa1f6aa6a141d8bdd01f1c79269efe38b233290b50
[INFO] running `Command { std: "docker" "start" "-a" "f57d190305129f4a76743ffa1f6aa6a141d8bdd01f1c79269efe38b233290b50", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]     Checking half v1.6.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking either v1.6.0
[INFO] [stderr]     Checking spin_sleep v1.0.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking strum v0.19.2
[INFO] [stderr]     Checking counted-array v0.1.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_xorshift v0.2.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking serde_cbor v0.9.0
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]    Compiling enum-iterator-derive v0.6.0
[INFO] [stderr]    Compiling structopt-derive v0.4.10
[INFO] [stderr]    Compiling mini-internal v0.1.13
[INFO] [stderr]    Compiling derivative v2.1.1
[INFO] [stderr]    Compiling strum_macros v0.19.2
[INFO] [stderr]     Checking enum-iterator v0.6.0
[INFO] [stderr]     Checking enum-unitary v0.4.2
[INFO] [stderr]     Checking miniserde v0.1.13
[INFO] [stderr]     Checking structopt v0.3.17
[INFO] [stderr]     Checking miniserde_tools v0.1.0 (/opt/rustwide/workdir/miniserde_tools)
[INFO] [stderr]     Checking netmeasure2 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/battery/run.rs:101:30
[INFO] [stdout]     |
[INFO] [stdout] 101 |             let out: Box<dyn (::std::io::Write)>;
[INFO] [stdout]     |                              ^                ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 101 -             let out: Box<dyn (::std::io::Write)>;
[INFO] [stdout] 101 +             let out: Box<dyn ::std::io::Write>;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/battery/visualise.rs:324:6
[INFO] [stdout]     |
[INFO] [stdout] 324 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/probe.rs:369:26
[INFO] [stdout]     |
[INFO] [stdout] 369 |         let out: Box<dyn (::std::io::Write)>;
[INFO] [stdout]     |                          ^                ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 369 -         let out: Box<dyn (::std::io::Write)>;
[INFO] [stdout] 369 +         let out: Box<dyn ::std::io::Write>;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/battery/run.rs:101:30
[INFO] [stdout]     |
[INFO] [stdout] 101 |             let out: Box<dyn (::std::io::Write)>;
[INFO] [stdout]     |                              ^                ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 101 -             let out: Box<dyn (::std::io::Write)>;
[INFO] [stdout] 101 +             let out: Box<dyn ::std::io::Write>;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/battery/visualise.rs:324:6
[INFO] [stdout]     |
[INFO] [stdout] 324 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/probe.rs:369:26
[INFO] [stdout]     |
[INFO] [stdout] 369 |         let out: Box<dyn (::std::io::Write)>;
[INFO] [stdout]     |                          ^                ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 369 -         let out: Box<dyn (::std::io::Write)>;
[INFO] [stdout] 369 +         let out: Box<dyn ::std::io::Write>;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple patterns overlap on their endpoints
[INFO] [stdout]    --> src/battery/visualise.rs:205:14
[INFO] [stdout]     |
[INFO] [stdout] 204 |             (-1000..=200, -1000..=200) => "  ",
[INFO] [stdout]     |              ----------- this range overlaps on `200_i32`...
[INFO] [stdout] 205 |             (200..=2_000, -1000..=200) => ". ",
[INFO] [stdout]     |              ^^^^^^^^^^^ ... with this range
[INFO] [stdout]     |
[INFO] [stdout]     = note: you likely meant to write mutually exclusive ranges
[INFO] [stdout]     = note: `#[warn(overlapping_range_endpoints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple patterns overlap on their endpoints
[INFO] [stdout]    --> src/battery/visualise.rs:206:14
[INFO] [stdout]     |
[INFO] [stdout] 205 |             (200..=2_000, -1000..=200) => ". ",
[INFO] [stdout]     |              ----------- this range overlaps on `2000_i32`...
[INFO] [stdout] 206 |             (2_000..=5_000, -1000..=200) => "l ",
[INFO] [stdout]     |              ^^^^^^^^^^^^^ ... with this range
[INFO] [stdout]     |
[INFO] [stdout]     = note: you likely meant to write mutually exclusive ranges
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple patterns overlap on their endpoints
[INFO] [stdout]    --> src/battery/visualise.rs:207:14
[INFO] [stdout]     |
[INFO] [stdout] 206 |             (2_000..=5_000, -1000..=200) => "l ",
[INFO] [stdout]     |              ------------- this range overlaps on `5000_i32`...
[INFO] [stdout] 207 |             (5_000..=10_000, -1000..=200) => "L ",
[INFO] [stdout]     |              ^^^^^^^^^^^^^^ ... with this range
[INFO] [stdout]     |
[INFO] [stdout]     = note: you likely meant to write mutually exclusive ranges
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple patterns overlap on their endpoints
[INFO] [stdout]    --> src/battery/visualise.rs:208:14
[INFO] [stdout]     |
[INFO] [stdout] 207 |             (5_000..=10_000, -1000..=200) => "L ",
[INFO] [stdout]     |              -------------- this range overlaps on `10000_i32`...
[INFO] [stdout] 208 |             (10_000..=100000000, -100..=2000) => "LL",
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^ ... with this range
[INFO] [stdout]     |
[INFO] [stdout]     = note: you likely meant to write mutually exclusive ranges
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple patterns overlap on their endpoints
[INFO] [stdout]    --> src/battery/visualise.rs:213:14
[INFO] [stdout]     |
[INFO] [stdout] 208 |             (10_000..=100000000, -100..=2000) => "LL",
[INFO] [stdout]     |              ------------------ this range overlaps on `10000_i32`...
[INFO] [stdout] ...
[INFO] [stdout] 213 |             (5_001..=10_000, 201..=2000) => "L,",
[INFO] [stdout]     |              ^^^^^^^^^^^^^^ ... with this range
[INFO] [stdout]     |
[INFO] [stdout]     = note: you likely meant to write mutually exclusive ranges
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple patterns overlap on their endpoints
[INFO] [stdout]    --> src/battery/visualise.rs:205:14
[INFO] [stdout]     |
[INFO] [stdout] 204 |             (-1000..=200, -1000..=200) => "  ",
[INFO] [stdout]     |              ----------- this range overlaps on `200_i32`...
[INFO] [stdout] 205 |             (200..=2_000, -1000..=200) => ". ",
[INFO] [stdout]     |              ^^^^^^^^^^^ ... with this range
[INFO] [stdout]     |
[INFO] [stdout]     = note: you likely meant to write mutually exclusive ranges
[INFO] [stdout]     = note: `#[warn(overlapping_range_endpoints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple patterns overlap on their endpoints
[INFO] [stdout]    --> src/battery/visualise.rs:206:14
[INFO] [stdout]     |
[INFO] [stdout] 205 |             (200..=2_000, -1000..=200) => ". ",
[INFO] [stdout]     |              ----------- this range overlaps on `2000_i32`...
[INFO] [stdout] 206 |             (2_000..=5_000, -1000..=200) => "l ",
[INFO] [stdout]     |              ^^^^^^^^^^^^^ ... with this range
[INFO] [stdout]     |
[INFO] [stdout]     = note: you likely meant to write mutually exclusive ranges
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple patterns overlap on their endpoints
[INFO] [stdout]    --> src/battery/visualise.rs:207:14
[INFO] [stdout]     |
[INFO] [stdout] 206 |             (2_000..=5_000, -1000..=200) => "l ",
[INFO] [stdout]     |              ------------- this range overlaps on `5000_i32`...
[INFO] [stdout] 207 |             (5_000..=10_000, -1000..=200) => "L ",
[INFO] [stdout]     |              ^^^^^^^^^^^^^^ ... with this range
[INFO] [stdout]     |
[INFO] [stdout]     = note: you likely meant to write mutually exclusive ranges
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple patterns overlap on their endpoints
[INFO] [stdout]    --> src/battery/visualise.rs:208:14
[INFO] [stdout]     |
[INFO] [stdout] 207 |             (5_000..=10_000, -1000..=200) => "L ",
[INFO] [stdout]     |              -------------- this range overlaps on `10000_i32`...
[INFO] [stdout] 208 |             (10_000..=100000000, -100..=2000) => "LL",
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^ ... with this range
[INFO] [stdout]     |
[INFO] [stdout]     = note: you likely meant to write mutually exclusive ranges
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple patterns overlap on their endpoints
[INFO] [stdout]    --> src/battery/visualise.rs:213:14
[INFO] [stdout]     |
[INFO] [stdout] 208 |             (10_000..=100000000, -100..=2000) => "LL",
[INFO] [stdout]     |              ------------------ this range overlaps on `10000_i32`...
[INFO] [stdout] ...
[INFO] [stdout] 213 |             (5_001..=10_000, 201..=2000) => "L,",
[INFO] [stdout]     |              ^^^^^^^^^^^^^^ ... with this range
[INFO] [stdout]     |
[INFO] [stdout]     = note: you likely meant to write mutually exclusive ranges
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `small` is never read
[INFO] [stdout]   --> src/battery/run.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Cmd {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 29 |     small: bool,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Cmd` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `small` is never read
[INFO] [stdout]   --> src/battery/run.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Cmd {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 29 |     small: bool,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Cmd` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.17s
[INFO] running `Command { std: "docker" "inspect" "f57d190305129f4a76743ffa1f6aa6a141d8bdd01f1c79269efe38b233290b50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f57d190305129f4a76743ffa1f6aa6a141d8bdd01f1c79269efe38b233290b50", kill_on_drop: false }`
[INFO] [stdout] f57d190305129f4a76743ffa1f6aa6a141d8bdd01f1c79269efe38b233290b50
