[INFO] fetching crate remux 0.9.0... [INFO] checking remux-0.9.0 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050 [INFO] extracting crate remux 0.9.0 into /workspace/builds/worker-13/source [INFO] validating manifest of crates.io crate remux 0.9.0 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate remux 0.9.0 [INFO] finished tweaking crates.io crate remux 0.9.0 [INFO] tweaked toml for crates.io crate remux 0.9.0 written to /workspace/builds/worker-13/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded constrained-connection v0.1.0 [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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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] a2b28a64f18ad72af3e4ded574d9dabbd8f4c05dcf8685d482d5d2f6d6bf23b0 [INFO] running `Command { std: "docker" "start" "-a" "a2b28a64f18ad72af3e4ded574d9dabbd8f4c05dcf8685d482d5d2f6d6bf23b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a2b28a64f18ad72af3e4ded574d9dabbd8f4c05dcf8685d482d5d2f6d6bf23b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a2b28a64f18ad72af3e4ded574d9dabbd8f4c05dcf8685d482d5d2f6d6bf23b0", kill_on_drop: false }` [INFO] [stdout] a2b28a64f18ad72af3e4ded574d9dabbd8f4c05dcf8685d482d5d2f6d6bf23b0 [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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6d764e1f5e7ca5e63d76ca1fca7aeac41a00ad0fdc3c65bb72e7c7c56ae93b7c [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" "6d764e1f5e7ca5e63d76ca1fca7aeac41a00ad0fdc3c65bb72e7c7c56ae93b7c", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling futures-channel v0.3.15 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Checking futures-io v0.3.15 [INFO] [stderr] Checking slab v0.4.3 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking plotters-backend v0.3.2 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking half v1.7.1 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking futures-timer v3.0.2 [INFO] [stderr] Checking nohash v0.2.0 [INFO] [stderr] Compiling futures-macro v0.3.15 [INFO] [stderr] Compiling futures-util v0.3.15 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling tokio v1.8.2 [INFO] [stderr] Checking instant v0.1.10 [INFO] [stderr] Checking lock_api v0.4.4 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking itertools v0.10.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking log v0.4.14 [INFO] [stderr] Compiling semver v1.0.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking plotters-svg v0.3.1 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking mio v0.7.13 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking criterion-plot v0.4.3 [INFO] [stderr] Checking plotters v0.3.1 [INFO] [stderr] Checking env_logger v0.8.4 [INFO] [stderr] Checking quickcheck v1.0.3 [INFO] [stderr] Checking bstr v0.2.16 [INFO] [stderr] Checking serde_json v1.0.64 [INFO] [stderr] Checking serde_cbor v0.11.1 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Compiling tokio-macros v1.3.0 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Checking tokio-util v0.6.7 [INFO] [stderr] Checking futures-executor v0.3.15 [INFO] [stderr] Checking futures v0.3.15 [INFO] [stderr] Checking constrained-connection v0.1.0 [INFO] [stderr] Checking remux v0.9.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking criterion v0.3.4 [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/tests.rs:270:63 [INFO] [stdout] | [INFO] [stdout] 270 | writer.write_all(msg.as_ref()).map_err(|e| panic!(e)), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 270 | writer.write_all(msg.as_ref()).map_err(|e| panic!("{}", e)), [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 270 | writer.write_all(msg.as_ref()).map_err(|e| std::panic::panic_any(e)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/tests.rs:271:62 [INFO] [stdout] | [INFO] [stdout] 271 | reader.read_exact(&mut b[..]).map_err(|e| panic!(e)), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 271 | reader.read_exact(&mut b[..]).map_err(|e| panic!("{}", e)), [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 271 | reader.read_exact(&mut b[..]).map_err(|e| std::panic::panic_any(e)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 13s [INFO] running `Command { std: "docker" "inspect" "6d764e1f5e7ca5e63d76ca1fca7aeac41a00ad0fdc3c65bb72e7c7c56ae93b7c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6d764e1f5e7ca5e63d76ca1fca7aeac41a00ad0fdc3c65bb72e7c7c56ae93b7c", kill_on_drop: false }` [INFO] [stdout] 6d764e1f5e7ca5e63d76ca1fca7aeac41a00ad0fdc3c65bb72e7c7c56ae93b7c