[INFO] fetching crate sosistab 0.4.45...
[INFO] checking sosistab-0.4.45 against master#0d56e340472882fa673d4b98d0802b9a799879d0 for pr-101692
[INFO] extracting crate sosistab 0.4.45 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate sosistab 0.4.45 on toolchain 0d56e340472882fa673d4b98d0802b9a799879d0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d56e340472882fa673d4b98d0802b9a799879d0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sosistab 0.4.45
[INFO] finished tweaking crates.io crate sosistab 0.4.45
[INFO] tweaked toml for crates.io crate sosistab 0.4.45 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate sosistab 0.4.45 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d56e340472882fa673d4b98d0802b9a799879d0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+0d56e340472882fa673d4b98d0802b9a799879d0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "eaa902dc50e70ec7f543eeec942438bc4b11c72d323501322827880880e23bf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eaa902dc50e70ec7f543eeec942438bc4b11c72d323501322827880880e23bf2", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+0d56e340472882fa673d4b98d0802b9a799879d0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `Cubic`
[INFO] [stdout]   --> src/mux/relconn/connvars.rs:13:41
[INFO] [stdout]    |
[INFO] [stdout] 13 |         congestion::{CongestionControl, Cubic, Highspeed},
[INFO] [stdout]    |                                         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cmp::Reverse`
[INFO] [stdout]  --> src/mux/relconn/inflight/calc.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     cmp::Reverse,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ordered_float::OrderedFloat`
[INFO] [stdout]  --> src/mux/relconn/inflight/calc.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use ordered_float::OrderedFloat;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MinQueue`
[INFO] [stdout]  --> src/mux/relconn/inflight/calc.rs:8:28
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::{EmaCalculator, MinQueue};
[INFO] [stdout]   |                            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `nix::errno::EWOULDBLOCK`: use nix::errno::Errno::EWOULDBLOCK instead
[INFO] [stdout]    --> src/backhaul.rs:207:27
[INFO] [stdout]     |
[INFO] [stdout] 207 |     if err == nix::errno::EWOULDBLOCK || err == nix::errno::Errno::EAGAIN {
[INFO] [stdout]     |                           ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Cubic`
[INFO] [stdout]   --> src/mux/relconn/connvars.rs:13:41
[INFO] [stdout]    |
[INFO] [stdout] 13 |         congestion::{CongestionControl, Cubic, Highspeed},
[INFO] [stdout]    |                                         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cmp::Reverse`
[INFO] [stdout]  --> src/mux/relconn/inflight/calc.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     cmp::Reverse,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ordered_float::OrderedFloat`
[INFO] [stdout]  --> src/mux/relconn/inflight/calc.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use ordered_float::OrderedFloat;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MinQueue`
[INFO] [stdout]  --> src/mux/relconn/inflight/calc.rs:8:28
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::{EmaCalculator, MinQueue};
[INFO] [stdout]   |                            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `nix::errno::EWOULDBLOCK`: use nix::errno::Errno::EWOULDBLOCK instead
[INFO] [stdout]    --> src/backhaul.rs:207:27
[INFO] [stdout]     |
[INFO] [stdout] 207 |     if err == nix::errno::EWOULDBLOCK || err == nix::errno::Errno::EAGAIN {
[INFO] [stdout]     |                           ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `max_pps` is never used
[INFO] [stdout]   --> src/session/stats.rs:88:12
[INFO] [stdout]    |
[INFO] [stdout] 88 |     pub fn max_pps(&self) -> f64 {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/mux/congestion/cubic.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn new(beta: f64, cee: f64) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/mux/congestion/trivial.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn new(cwnd: usize) -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `change_cc` is never used
[INFO] [stdout]    --> src/mux/relconn/connvars.rs:267:12
[INFO] [stdout]     |
[INFO] [stdout] 267 |     pub fn change_cc(&mut self, algo: impl CongestionControl + Send + 'static) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `seqno` and `delivered_time` are never read
[INFO] [stdout]   --> src/mux/relconn/inflight.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct InflightEntry {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] 14 |     seqno: Seqno,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     delivered_time: Instant,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `InflightEntry` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `max_pps` is never used
[INFO] [stdout]   --> src/session/stats.rs:88:12
[INFO] [stdout]    |
[INFO] [stdout] 88 |     pub fn max_pps(&self) -> f64 {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/mux/congestion/cubic.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn new(beta: f64, cee: f64) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/mux/congestion/trivial.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn new(cwnd: usize) -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `change_cc` is never used
[INFO] [stdout]    --> src/mux/relconn/connvars.rs:267:12
[INFO] [stdout]     |
[INFO] [stdout] 267 |     pub fn change_cc(&mut self, algo: impl CongestionControl + Send + 'static) {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `seqno` and `delivered_time` are never read
[INFO] [stdout]   --> src/mux/relconn/inflight.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct InflightEntry {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] 14 |     seqno: Seqno,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     delivered_time: Instant,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `InflightEntry` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `dhat::Dhat`
[INFO] [stdout]   --> src/bin/sosisbench.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use dhat::Dhat;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `dhat::Dhat`
[INFO] [stdout]   --> src/bin/sosisbench.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use dhat::Dhat;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "f5ef1c9d95da551bf7b8d806eb338488d354aad7c2e268d4b5504e6bd8468c5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5ef1c9d95da551bf7b8d806eb338488d354aad7c2e268d4b5504e6bd8468c5e", kill_on_drop: false }`
[INFO] [stdout] f5ef1c9d95da551bf7b8d806eb338488d354aad7c2e268d4b5504e6bd8468c5e